Prices and shipping exclude import duties and taxes, which are paid by the recipient on delivery (DAP). Need a landed-cost quote before ordering? Email info@wowtoolz.com
KOKEN 3/8" Drive Square Drain Plug Socket, Magnetic — 3110MGH series, genuine KOKEN tool supplied through the official Korean importer.
Check the square recess size of the plug before ordering.
This square drain plug socket has a magnet to hold the plug as it comes out, so it does not fall into the drain pan. It fits square-recess drain and fill plugs on engines, transmissions and differentials.
Key Features
Magnet holds the steel plug during removal
Male square tip for square-recess plugs
Torque the plug to specification when refitting
Specifications
Size / Spec
Part No.
8mm
3110MGH-8
10mm
3110MGH-10
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/4" Drive Socket Rail Set, 12-Point — RS2405M-12, genuine KOKEN tool supplied through the official Korean importer.
Rail sets come in metric or inch versions; order the system your fasteners use.
A rail set of 1/4" square-drive 12-point standard sockets in common small sizes. It is a practical core set for light assembly and maintenance. A rail keeps the small sockets organized and easy to find.
Key Features
Common small sizes on one rail
12-point openings allow flexible engagement in tight swing arcs
Available in metric or inch versions
Specifications
Spec
Part No.
RS2405M-12
RS2405M-12
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Injector Holder Nut Socket — SP4122-69, genuine KOKEN tool supplied through the official Korean importer.
Injector sockets are application specific; confirm the engine and size before ordering.
A 1/2" square-drive socket for injector holder nuts on diesel engines. It is shaped to reach and grip the holder nut in confined injector wells. A dedicated socket avoids damage to injector parts during service.
Key Features
Designed for injector holder nut removal and fitting
Check the size and length against the engine
Use a torque wrench for reinstallation
Specifications
Spec
Part No.
D2:27mm, L:69mm
SP4122-69
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Diesel Injector Socket — 4133, genuine KOKEN tool supplied through the official Korean importer.
Injector sockets are application specific; confirm the engine and size before ordering.
A 1/2" square-drive socket for diesel injector fittings. It is designed for diesel engine service work where injectors sit in tight wells. Using the dedicated socket avoids damaging injector fittings that are costly to replace.
Key Features
Dimensions suited to diesel injector fittings
Check the size and length shown against the engine
Use with 1/2" drive hand tools and torque wrenches
Specifications
Spec
Part No.
D2:23mm, L:55mm
4133
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Ratchet Handle for Hex Bits — 2749P series, genuine KOKEN tool supplied through the official Korean importer.
1/4" and 5/16" hex versions are listed. Match the handle to your bits.
This ratchet handle accepts hex bits directly instead of square-drive sockets. It gives ratchet action to screwdriver bits in tight spaces, where a screwdriver cannot be turned fully or more torque is needed.
Key Features
Accepts hex bits of the size listed per model
Ratcheting action without lifting the handle
Check bit shank size before ordering
Specifications
Size / Spec
Part No.
125mm
2749P-1/4HF
125mm (2749P-5/16HF)
2749P-5/16HF
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Ratcheting Bit Wrench Set — 1203, genuine KOKEN tool supplied through the official Korean importer.
A ratcheting bit wrench set uses a ratcheting ring wrench to drive interchangeable bits or sockets. It suits tight spaces where a screwdriver or a socket and ratchet will not fit, in automotive, machinery and assembly work.
Key Features
Several piece counts offered; check the listing
Ratcheting action without lifting the wrench
Compact profile suits tight spaces where ratchets will not fit
Specifications
Spec
Part No.
socket(150.10H )-5, 6, 7, 8, 9, 10mm, 7pcs
1203
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN T-Handle Push-and-Pull Offset Ratchet Wrench — 154ML series, genuine KOKEN tool supplied through the official Korean importer.
This T-handle offset ratchet wrench is designed to be operated by pushing and pulling the handle. It is used for fast nut work in automotive and assembly applications, where the ratchet action avoids lifting the tool off the fastener.
Key Features
Ratcheting action without lifting the tool
Operated by pushing and pulling the handle
Sizes and handle lengths as listed for each model
Specifications
Size / Spec
Part No.
10mm, L:297mm
154ML-10
12mm, L:300mm
154ML-12
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Tap Handle — 160K-1/2, genuine KOKEN tool supplied through the official Korean importer.
Check the tap shank sizes the handle accepts before ordering.
A tap handle with a 1/2" square drive for turning taps when cutting internal threads. It is used in machine shops and maintenance work. A square drive lets it be used with standard 1/2" drive handles.
Key Features
Holds taps securely for thread cutting
Turn steadily and back off to break chips
Use cutting oil appropriate to the material
Specifications
Spec
Part No.
L:220mm
160K-1/2
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Tap Socket — 3131E series, genuine KOKEN tool supplied through the official Korean importer.
Measure the square on your tap shank. Tap square sizes differ between standards.
A tap socket has a square recess that fits the square end of a hand tap, so it can be driven with a 3/8" drive ratchet. Sizes are given by the tap square and shank dimensions.
Key Features
Sized to the tap square, such as 2.7 x 3.5
Use with a ratchet in tight spaces
Keep the tap square to the hole
Specifications
Size / Spec
Part No.
2.1 x 2.8
3131E-2.1 x 2.8
2.7 x 3.5
3131E-2.7 x 3.5
3.4 x 4.5
3131E-3.4 x 4.5
4.9 x 6
3131E-4.9 x 6
6.5 x 7
3131E-6.5 x 7
7 x 9
3131E-7 x 9
9 x 11
3131E-9 x 11
9 x 12
3131E-9 x 12
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Ratchet Repair Kit — 2749RK, genuine KOKEN tool supplied through the official Korean importer.
Each kit fits only its listed ratchet model. Confirm the model number before ordering.
A ratchet repair kit contains replacement parts for a specific ratchet model. It restores a worn or damaged ratchet mechanism without buying a new handle, and is used by workshops that maintain their own hand tools.
Key Features
Fits only the ratchet models listed for each kit
Check the part number against your ratchet before ordering
Specifications
Spec
Part No.
2749N
2749RK
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Long Triple Square (XZN) Impact Bit, 7/16" Hex Shank — 183X series, genuine KOKEN tool supplied through the official Korean importer.
7/16" hex shank does not fit 1/4" hex drivers. Check your holder.
A long XZN impact bit has a 7/16" hex shank and a 12-point triple square tip for use with impact drivers and bit holders. It reaches recessed triple square fasteners on European vehicles and machinery.
Key Features
7/16" hex shank fits matching impact bit holders
Long reach for recessed triple square fasteners
Triple square tips in M sizes
Specifications
Size / Spec
Part No.
M5, L:150mm
183X-150-M5
M6, L:150mm
183X-150-M6
M8, L:150mm
183X-150-M8
M10, L:150mm
183X-150-M10
M12, L:150mm
183X-150-M12
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Triple Square (XZN) Impact Bit, 7/16" Hex Shank — 183X series, genuine KOKEN tool supplied through the official Korean importer.
7/16" hex shank does not fit 1/4" hex drivers.
This XZN impact bit has a 7/16" hex shank and a triple square tip, made for use in impact bit holders. It drives 12-point triple square fasteners on European vehicles and equipment.
Key Features
7/16" hex shank fits matching impact holders
Triple square tips in M sizes
Use only with impact-rated holders and drivers
Specifications
Size / Spec
Part No.
M4, L:35mm
183X-35-M4
M5, L:35mm
183X-35-M5
M6, L:35mm
183X-35-M6
M8, L:35mm
183X-35-M8
M10, L:35mm
183X-35-M10
M12, L:35mm
183X-35-M12
M14, L:35mm
183X-35-M14
M4, L:75mm
183X-75-M4
M5, L:75mm
183X-75-M5
M6, L:75mm
183X-75-M6
M8, L:75mm
183X-75-M8
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Impact Hex Bit Socket — 14012M-60-16, genuine KOKEN tool supplied through the official Korean importer.
Metric and inch hex sizes are not interchangeable; a loose fit will round the screw.
A 1/2" square-drive impact socket with a hex bit for large hex socket (Allen) screws. It is used with impact wrenches in machinery and automotive work. The impact rating lets it handle hammering loads that would crack a standard bit socket.
Key Features
Impact rated for use on 1/2" impact wrenches
Seat the bit fully before applying power
Match metric or inch hex exactly to the screw
Specifications
Spec
Part No.
16mm, L:60mm
14012M-60-16
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Extra-Long E-Torx Socket — 4325(L140)-2B-E8, genuine KOKEN tool supplied through the official Korean importer.
E-Torx sockets fit external Torx heads; internal Torx screws need a T-size bit socket.
A 1/2" square-drive extra-long socket for external Torx (E-Torx) bolts deep in recesses. It is used in automotive and machinery work where a standard or deep socket cannot reach.
Key Features
Extra-long body reaches recessed E-Torx bolts
Sized by E number, for example E10 or E12
Use with 1/2" drive hand tools
Specifications
Spec
Part No.
E8(2B), L:140mm
4325(L140)-2B-E8
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Magnetic Impact Deep Socket, 6-Point — 13300G-16, genuine KOKEN tool supplied through the official Korean importer.
The magnet holds only steel fasteners, not stainless or aluminum.
A magnetic impact deep socket holds the nut or bolt with a magnet and is built for use on impact wrenches. It lets a technician start and remove fasteners on long studs quickly without dropping them.
Key Features
Magnet retains steel fasteners during removal and fitting
Impact-rated for 3/8" drive impact wrenches
Deep body reaches nuts on long studs
Specifications
Spec
Part No.
16mm
13300G-16
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Universal Bit Adapter, 1/4" Hex Shank to 1/2" Square Drive — BD024E-1/2(BL), genuine KOKEN tool supplied through the official Korean importer.
A 1/4" hex shank cannot carry full 1/2"-drive torque.
A bit adapter with a universal joint that connects a 1/4" hex-shank driver to 1/2" square-drive sockets at an angle. It helps reach offset fasteners with a cordless driver.
Key Features
Universal joint allows angled access to offset fasteners
Converts a hex-chuck driver to a socket driver
For running fasteners, not breaking tight bolts
Specifications
Spec
Part No.
1/2″
BD024E-1/2(BL)
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Bit Adapter, 1/4" Hex Shank to 1/2" Square Drive — BD023E-1/2(BL), genuine KOKEN tool supplied through the official Korean importer.
A 1/4" hex shank cannot carry full 1/2"-drive torque; it is for running fasteners, not breaking tight bolts.
A bit adapter that lets a 1/4" hex-shank driver or impact driver turn 1/2" square-drive sockets. It is useful in maintenance and assembly work when only a hex-chuck driver is at hand.
Key Features
Converts a hex-chuck driver into a socket driver
Check the adapter is rated for impact use before using it on impact drivers
Keep socket loads within what a 1/4" hex shank can transmit
Specifications
Spec
Part No.
1/4*1/2
BD023E-1/2(BL)
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Bit Adapter, 1/4" Hex — 112-50B-3/8X1/4(BL), genuine KOKEN tool supplied through the official Korean importer.
This adapter converts a 3/8" square drive to a holder for 1/4" hex shank bits. It lets screwdriver bits be driven with a ratchet for extra leverage, in automotive and assembly work where a screwdriver lacks torque or room.
Key Features
Accepts standard 1/4" hex shank bits
Ratchet leverage helps free tight screws
Check bit retention before working overhead
Specifications
Spec
Part No.
3/8*1/4
112-50B-3/8X1/4(BL)
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Socket Set, 12-Point — S3240M-05-12P, genuine KOKEN tool supplied through the official Korean importer.
Sets differ in piece count and in metric or inch sizes. Read the contents before ordering.
A 3/8" drive socket set built around 12-point sockets, with a handle and accessories depending on the model. It is a ready kit for automotive and maintenance work, offered in several piece counts and size ranges.
Key Features
Several piece counts are offered; check the listing
12-point sockets for more fitting angles
Check whether metric or inch sizes are included
Specifications
Spec
Part No.
177PCS
S3240M-05-12P
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Display Stand — KSDS-01, genuine KOKEN tool supplied through the official Korean importer.
This display stand holds tools for showroom or counter display. It is used by tool shops and distributors to present products to customers, and is not a working tool itself.
Key Features
Freestanding stand for presenting tools on a counter
Check the stand dimensions before ordering
Specifications
Spec
Part No.
KSDS-01
KSDS-01
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Universal Bit Adapter (Retail Pack) — BD024E-3/8, genuine KOKEN tool supplied through the official Korean importer.
This retail-packed universal bit adapter holds 1/4" hex bits on a 3/8" drive tool through a swivel joint. It lets screws be driven at an angle in tight spaces with a ratchet, in automotive and assembly work.
Key Features
Swivel joint allows angled screw access
Accepts standard 1/4" hex shank bits
Retail packaging, suitable for resale or shelf storage
Specifications
Spec
Part No.
3/8″
BD024E-3/8
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Universal Bit Adapter, 1/4" Hex Shank to 1/2" Square Drive (Retail Pack) — BD024E-1/2, genuine KOKEN tool supplied through the official Korean importer.
A 1/4" hex shank cannot carry full 1/2"-drive torque.
A universal-joint bit adapter in retail packaging, connecting a 1/4" hex-shank driver to 1/2" square-drive sockets. It lets cordless drivers reach fasteners at an angle. It is a useful addition to a cordless driver kit.
Key Features
Universal joint allows angled access to offset fasteners
Hex shank fits standard driver chucks
Use for running fasteners rather than high torque
Specifications
Spec
Part No.
1/2″
BD024E-1/2
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Bit Adapter (Retail Pack) — BD023N-3/8, genuine KOKEN tool supplied through the official Korean importer.
This is a 3/8" drive to 1/4" hex bit adapter in retail packaging. It lets 1/4" hex shank screwdriver bits be driven with a 3/8" ratchet for added leverage and access.
Key Features
Holds 1/4" hex shank bits on a 3/8" drive tool
Retail-packed, suitable for resale or shelf storage
Keep bits seated fully to avoid wobble while turning
Specifications
Spec
Part No.
1/4*3/8
BD023N-3/8
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Bit Adapter, 1/4" Hex Shank to 1/2" Square Drive (Retail Pack) — BD023N-1/2, genuine KOKEN tool supplied through the official Korean importer.
A 1/4" hex shank cannot carry full 1/2"-drive torque.
A bit adapter with a 1/4" hex shank and 1/2" square drive, supplied in retail packaging. It lets a hex-chuck driver turn 1/2" drive sockets for light fastening work.
Key Features
Converts a 1/4" hex chuck to a 1/2" square drive
Use for running fasteners, not breaking tight bolts
Check impact suitability before use on impact drivers
Specifications
Spec
Part No.
1/4*1/2
BD023N-1/2
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Impact Hex Bit Socket, Replaceable Bit — 14134M series, genuine KOKEN tool supplied through the official Korean importer.
Metric and inch hex sizes are not interchangeable; a near fit will round the screw.
A 1/2" square-drive impact hex bit socket with a replaceable hex bit. Only the bit needs replacing when it wears, keeping the socket body in service. Replacement bits are matched to the holder size.
Key Features
Replaceable hex bit keeps the socket body in service
Available in short and long lengths
Impact rated for 1/2" impact tools
Specifications
Size / Spec
Part No.
10mm
14134M-98-10
8mm
14134M-58-8
3mm, L:58mm
14134M-58-3
4mm, L:58mm
14134M-58-4
5mm, L:58mm
14134M-58-5
6mm, L:58mm
14134M-58-6
10mm, L:58mm
14134M-58-10
12mm, L:58mm
14134M-58-12
14mm, L:58mm
14134M-58-14
3mm, L:98mm
14134M-98-3
4mm, L:98mm
14134M-98-4
5mm, L:98mm
14134M-98-5
6mm, L:98mm
14134M-98-6
8mm, L:98mm
14134M-98-8
12mm, L:98mm
14134M-98-12
14mm, L:98mm
14134M-98-14
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Impact Driver — 3112N, genuine KOKEN tool supplied through the official Korean importer.
This is a 3/8" square drive impact driver body for loosening and tightening stubborn fasteners. It is used in automotive and machinery repair with compatible impact sockets and bit holders, on fasteners that resist ordinary hand tools.
Key Features
3/8" square drive accepts compatible sockets and bit holders
Use only impact-rated sockets and accessories with it
Two models are listed; check specifications before ordering
Specifications
Spec
Part No.
3112N
3112N
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Semi-Deep Socket Rail Set, 6-Point (Z-EAL Series) — RS3300XZ/8, genuine KOKEN tool supplied through the official Korean importer.
This Z-EAL series rail set gathers 3/8" drive semi-deep 6-point sockets, offered in different piece counts. It suits technicians building out medium-length socket coverage for automotive and machinery work, with sizes kept in order on a rail.
Key Features
Semi-deep 6-point sockets on one rail
Piece count varies by model; check the listing
For hand tools, not impact wrenches
Specifications
Spec
Part No.
RS3300XZ/8
RS3300XZ/8
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/4" Drive Semi-Deep Socket Rail Set, 6-Point, Z-EAL, 9 Pcs — RS2300XZ/9, genuine KOKEN tool supplied through the official Korean importer.
A nine-piece rail set of 1/4" square-drive semi-deep 6-point sockets from the Z-EAL line. Semi-deep length reaches moderately protruding studs while staying compact. The rail keeps sizes in order for quick selection.
Key Features
Semi-deep length between standard and deep
6-point grip suits standard hex fasteners
Sockets are organized together on a rail
Specifications
Spec
Part No.
RS2300XZ/9
RS2300XZ/9
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Impact Driver — 3112G, genuine KOKEN tool supplied through the official Korean importer.
This is a 3/8" square drive impact driver body for loosening and tightening stubborn fasteners. It is used in automotive and machinery repair with compatible impact sockets and bit holders, on fasteners that resist ordinary hand tools.
Key Features
3/8" square drive accepts compatible sockets and bit holders
Use only impact-rated sockets and accessories with it
Two models are listed; check specifications before ordering
Specifications
Spec
Part No.
3112G
3112G
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Nut Twister Socket Rail Set — RS4127-6, genuine KOKEN tool supplied through the official Korean importer.
Nut twisters are for removal; they mark the nut and are not for tightening.
A rail set of 1/2" square-drive nut twister sockets for removing rounded, damaged or corroded nuts. The internal spiral flutes bite into the nut as you turn counterclockwise.
Key Features
Grips nuts too damaged for a standard socket
Several sizes on one rail for workshop use
Turn counterclockwise only; the design grips in the loosening direction
Specifications
Spec
Part No.
RS4127-6
RS4127-6
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Universal E-Torx Socket Rail Set — RS3440T-8, genuine KOKEN tool supplied through the official Korean importer.
This rail set groups 3/8" drive universal E-Torx sockets with built-in swivel joints. It suits technicians who meet off-axis E-Torx bolts on modern vehicles, such as on engine mounts, manifolds and transmission housings.
Key Features
Several E sizes organized on one rail
Built-in swivel joints allow angled access
Use with 3/8" drive ratchets and extensions
Specifications
Spec
Part No.
RS3440T-8
RS3440T-8
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Extra-Deep Socket Rail Set, 6-Point — 3300M/4-L120, genuine KOKEN tool supplied through the official Korean importer.
This rail set groups 3/8" drive extra-deep 6-point sockets in common sizes. It suits jobs where nuts sit on very long studs or threaded rods, such as anchor bolts and suspension parts, and a deep socket is still too short.
Key Features
Several extra-deep sockets organized on one rail
6-point profile grips the flats of the nut
Use with 3/8" drive hand ratchets and extensions
Specifications
Spec
Part No.
3300M/4-L120
3300M/4-L120
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/8" Drive Long Hex Bit Socket Rail Set — RS3010M-8-L100, genuine KOKEN tool supplied through the official Korean importer.
This rail set groups long 3/8" drive hex bit sockets in common metric sizes. It suits machinery, automotive and fixture work where socket head cap screws sit deep in bores or counterbores.
Key Features
Common metric hex sizes organized on one rail
Long reach for screws set deep in counterbores
Use with 3/8" ratchets and torque wrenches
Specifications
Spec
Part No.
RS3010M-8-L100
RS3010M-8-L100
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Ratchet Repair Kit — 4755RK, genuine KOKEN tool supplied through the official Korean importer.
Each kit fits only its listed ratchet model. Confirm the model number before ordering.
A ratchet repair kit contains replacement parts for a specific ratchet model. It restores a worn or damaged ratchet mechanism without buying a new handle, and is used by workshops that maintain their own hand tools.
Key Features
Fits only the ratchet models listed for each kit
Check the part number against your ratchet before ordering
Specifications
Spec
Part No.
4755RK
4755RK
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Ratchet Repair Kit — 3755RK, genuine KOKEN tool supplied through the official Korean importer.
Each kit fits only its listed ratchet model. Confirm the model number before ordering.
A ratchet repair kit contains replacement parts for a specific ratchet model. It restores a worn or damaged ratchet mechanism without buying a new handle, and is used by workshops that maintain their own hand tools.
Key Features
Fits only the ratchet models listed for each kit
Check the part number against your ratchet before ordering
Specifications
Spec
Part No.
3755RK
3755RK
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Breaker Bar Repair Kit — 2768RK, genuine KOKEN tool supplied through the official Korean importer.
Each kit fits only its listed model. Confirm the model number.
A breaker bar repair kit contains replacement parts for the hinge head of a specific breaker bar model. It restores a worn or damaged head without buying a new handle, and is used by workshops that maintain their own tools.
Key Features
Fits only the breaker bar models listed for each kit
Check the part number against your tool before ordering
Specifications
Spec
Part No.
2768RK
2768RK
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Ratchet Repair Kit — 2755RK, genuine KOKEN tool supplied through the official Korean importer.
Each kit fits only its listed ratchet model. Confirm the model number before ordering.
A ratchet repair kit contains replacement parts for a specific ratchet model. It restores a worn or damaged ratchet mechanism without buying a new handle, and is used by workshops that maintain their own hand tools.
Key Features
Fits only the ratchet models listed for each kit
Check the part number against your ratchet before ordering
Specifications
Spec
Part No.
2755RK
2755RK
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/4" Drive Impact Rear Wheel Nut Socket, 6-Point — PW6 series, genuine KOKEN tool supplied through the official Korean importer.
Wheel nut systems differ between vehicle makes and regions. Measure both nut sizes before you order.
This impact socket is made for the rear wheel nuts on trucks and buses, and each model covers two sizes as listed. It is used with 3/4" drive impact wrenches in tire shops and fleet workshops for removing and fitting wheels.
Key Features
Each part number covers the two sizes given in its specification
Impact-rated for use with 3/4" drive impact wrenches
Check the wheel nut sizes on the vehicle before ordering
Specifications
Size / Spec
Part No.
32 * 17
PW6-32X17
35 * 17
PW6-35X17
38 * 20
PW6-38X20
41 * 19
PW6-41X19
41 * 21
PW6-41X21
41 x 20mm, L:80mm
PW6-41x20
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Socket Adapter Set — PK2346-6, genuine KOKEN tool supplied through the official Korean importer.
This set includes socket adapters that change between drive sizes. It lets handles and sockets of different drive sizes be used together, so one ratchet or torque wrench can serve sockets from other sets.
Key Features
Several drive adapters included in one set
Check the contents and drive sizes listed
Keep adapters stored with the matching sockets
Specifications
Spec
Part No.
PK2346-6
PK2346-6
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Impact Extra-Long Socket with Sleeve, 6-Point — NV14145-150-18, genuine KOKEN tool supplied through the official Korean importer.
Check the nut size and recess depth of your wheels before ordering.
A 1/2" square-drive extra-long impact socket with a protective sleeve, typically used on wheel nuts. The sleeve helps protect alloy wheels from contact with the socket. It is a practical choice for tire service on alloy wheels.
Key Features
Sleeve helps protect alloy wheel finishes from contact
Extra-long body for recessed wheel nuts
Impact rated for 1/2" impact tools
Specifications
Spec
Part No.
18mm
NV14145-150-18
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN Socket for Cordless Drill, 1/4" Hex Shank — BD014E series, genuine KOKEN tool supplied through the official Korean importer.
A socket with a 1/4" hex shank for cordless drills and drivers. It drives nuts and hex-head screws in assembly, installation and maintenance work, without needing a separate square-drive adapter.
Key Features
1/4" hex shank for cordless drills and drivers
Metric sizes as listed for each model
Use a clutch setting to avoid overdriving
Specifications
Size / Spec
Part No.
8mm
BD014E-8
10mm
BD014E-10
12mm
BD014E-12
13mm
BD014E-13
14mm
BD014E-14
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 3/4" Drive Impact Driver — 6112-190, genuine KOKEN tool supplied through the official Korean importer.
This is a 3/4" square drive impact driver body for heavy-duty work on large fasteners. It is used in heavy equipment, shipyard and plant maintenance to drive sockets or bit holders on seized or high-torque fasteners.
Key Features
3/4" square drive accepts compatible sockets and bit holders
Use only impact-rated sockets and accessories with this tool
Check what the listed set includes before ordering
Specifications
Spec
Part No.
190mm
6112-190
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Ratchet Handle, Round Head — 4752N, genuine KOKEN tool supplied through the official Korean importer.
A 1/2" square-drive ratchet handle with a round head. It is used for general turning of sockets in automotive and industrial maintenance. It is a dependable everyday handle for workshop use.
Key Features
Round head design with reversing lever
Suited to medium and large fasteners
Avoid using a cheater bar on the handle
Specifications
Spec
Part No.
4752N
4752N
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Wheel Nut Deep Socket, 6-Point — 4300M(L110) series, genuine KOKEN tool supplied through the official Korean importer.
Check your wheel nut hex size; 17, 19 and 21mm are common but vary by vehicle.
A 1/2" square-drive deep 6-point socket for wheel nuts. It is used in tire service and automotive workshops for wheels with recessed or long-stud nuts. It is a hand-tool socket for use with ratchets and breaker bars.
Key Features
Deep body for recessed wheel nuts
6-point grip resists rounding the nut
Hand-use socket; use impact sockets on impact wrenches
Specifications
Size / Spec
Part No.
17mm
4300M(L110)-17
19mm
4300M(L110)-19
21mm
4300M(L110)-21
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Socket Set, 6-Point — 4289M-6P, genuine KOKEN tool supplied through the official Korean importer.
Socket sets come in metric or inch versions; confirm which your fasteners use.
A 1/2" square-drive 6-point socket set with handles and accessories in a case. It suits automotive and machinery workshops, with variants from compact kits to large sets. A boxed set keeps all pieces together for the workshop or service van.
Key Features
Sockets, handle and accessories in one case
6-point openings grip the flats of hex fasteners
Available in metric and inch versions
Specifications
Spec
Part No.
18PCS
4289M-6P
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Alternator Service Set, 4 Pcs — 4282, genuine KOKEN tool supplied through the official Korean importer.
Alternator pulleys vary; confirm the set fits your unit before ordering.
A four-piece 1/2" square-drive service set for alternator (generator) work, such as removing and fitting the pulley nut. It is used in automotive electrical repair. It saves improvising with general tools that can damage the pulley.
Key Features
Specialist tools for alternator pulley service
Check the set suits your alternator type
Use with 1/2" drive hand tools
Specifications
Spec
Part No.
4PCS
4282
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
KOKEN 1/2" Drive Titanium Socket Set, 6-Point — TI4261M, genuine KOKEN tool supplied through the official Korean importer.
A 1/2" square-drive 6-point socket set made of titanium. Titanium tools are much lighter than steel and are chosen where weight or non-magnetic properties matter. Check the contents list for the sizes included.
Key Features
Titanium construction is lighter than steel
6-point openings grip the flats of hex fasteners
Lighter weight reduces fatigue in repetitive or overhead work
Specifications
Spec
Part No.
TI4261M
TI4261M
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock
High-value or heavy item: online checkout is disabled. Please request a quote for freight and pricing.
KOKEN 1/2" Drive Socket Set, 6-Point — 4261M-6P, genuine KOKEN tool supplied through the official Korean importer.
Socket sets come in metric or inch versions; confirm which your fasteners use.
A 1/2" square-drive 6-point socket set with handles and accessories in a case. It suits automotive and machinery workshops, with variants from compact kits to large sets. A boxed set keeps all pieces together for the workshop or service van.
Key Features
Sockets, handle and accessories in one case
6-point openings grip the flats of hex fasteners
Available in metric and inch versions
Specifications
Spec
Part No.
18PCS
4261M-6P
About KOKENKo-ken (Yamashita Kogyosho) is a Japanese maker of sockets, ratchets, bit sockets and impact sockets, widely used in automotive and industrial maintenance.Ordering & Shipping
Genuine product sourced through the official Korean importer
Ships worldwide from South Korea by FedEx International Priority Express
Import duties and taxes are payable by the recipient
Bulk and trade pricing available on request
Lead time: please inquire for sizes not in stock