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Ko-ken Tool Co., Ltd.

Ko-ken has stood for high-quality hand tools „Made in Japan“ for decades. The brand is known worldwide for precise manufacturing, durable materials and outstanding workmanship. In sockets and impact tools in particular, Ko-ken is the benchmark for professional use in industry, workshops and mobility.

Discover the tools from Ko-ken – built for everyone who relies on absolute reliability and precision.

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3/8″ 12-point socket (inch), 26 mm

Item no.: 3405A

The 12-point socket ensures a secure fit on twelve-point bolts and enables precise and efficient work, even in hard-to-reach places.

from € 5,30

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3/8" 12-point socket, 26 mm

3/8″ 12-point socket, 26 mm

Item no.: 3405M

The 12-point socket ensures a secure fit on twelve-point bolts and enables precise and efficient work, even in hard-to-reach places.

from € 4,90

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3/8" 12-point socket, 26 mm

3/8″ 12-point socket set (inch), 9-piece set on holder rail

Item no.: RS3405A/9

This high-quality ratchet set utilizes the Flat Drive system, which ensures optimal power transmission between the surfaces of the socket…

€ 48,60

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3/8″ 12-point socket set (inch), 9-piece set on retaining rail

3/8″ 12-Point Socket, WHITWORTH

Item no.: 3405W(A)

12-point socket in Whitworth design, suitable for screw connections according to British standard. Ensures precise fit, reliable torque transmission and…

from € 6,80

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3/8" 12-Point Socket, WHITWORTH

3/8″ 12-Point Socket Set, 7-Piece Set on Rail, WHITWORTH

Item no.: RS3405W/7

The Ko-ken Ratchet Set with Whitworth sockets, specifically designed for precise fastening of screws with Whitworth threads. The Whitworth thread,…

€ 53,35

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3/8″ 12-point socket set, 7-piece set on rail, WHITWORTH

3/8″ 12-Point Socket Set, 12-Piece Set on Holder Rail

Item no.: RS3405M/12

This high-quality ratchet set utilizes the Flat Drive system, which ensures optimal force transmission between the surfaces of the socket…

€ 61,75

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3/8″ 12-Point Socket Set, 12-Piece Set on Holder Rail

3/8″ 6-point socket, SURFACE DRIVE

Item no.: 3410M

Surface Drive Sockets (long). Ensures a secure grip on screw heads and reduces the risk of rounding. The special Surface…

from € 5,20

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3/8" 6-point socket, SURFACE DRIVE

3/8″ Double Square Socket (Inch)

Item no.: 3415A

Double square socket (inch). Ensures secure grip on screw heads and enables precise and efficient work.

from € 7,50

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3/8" Double Square Socket

3/8″ 6-point socket set (long), 12-piece set on a rail, SURFACE DRIVE

Item no.: RS3410M/12

Surface Drive Sockets (long). Ensures a secure grip on screw heads and reduces the risk of rounding. The special Surface…

€ 65,50

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3/8'' 6-point socket set (long), 12-piece set on a rail, SURFACE DRIVE

3/8″ TORX® socket set, 9-piece set on rail

Item no.: RS3425/9

TORX® Sockets. Ensures secure grip on TORX® screw heads and enables precise and efficient work.

€ 51,45

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1/4" TORX® socket set, 9-piece set on rail

3/8″ Double Square Socket

Item no.: 3415M

Double square socket. Ensures secure grip on bolt heads and enables precise and efficient work.

from € 7,10

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3/8" Double Square Socket

3/8″ TORX® socket, 26 mm

Item no.: 3425(E)

TORX® Sockets. Ensures secure grip on TORX® screw heads and enables precise and efficient work.

from € 6,00

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3/8" TORX® socket, 26 mm

3/8″ TORX® Socket Set, 4-piece set on holder rail, NUT GRIP

Item no.: RS3425/4(2B)

TORX® sockets with NUT GRIP® system provide secure fastener retention through two balls in the socket opening that reliably hold…

€ 62,90

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3/8" TORX® Socket Set, 4-piece set on holder rail, NUT GRIP

3/8″ 6-point Swivel Joint (inch)

Item no.: 3440A

The 6-point Swivel Joint (inch) enables flexible work on fasteners at various angles and facilitates use in tight or hard-to-reach…

from € 28,00

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3/8" 6-point universal joint

3/8″ TORX® Socket, NUT GRIP

Item no.: 3425(2B)

TORX® sockets with the NUT GRIP® system provide a secure hold for screws via two balls in the socket opening…

from € 15,00

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3/8" TORX® Socket, NUT GRIP

3/8″ Universal Socket for 6-point opening FLAT DRIVE

Item no.: 3430M

Universal Socket for 6-point opening FLAT DRIVE bolts enables flexible work at angles and facilitates access to hard-to-reach areas.

€ 27,40

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3/8" Universal Socket for 6-point opening FLAT DRIVE

3/8″ Universal Socket with 6-point opening FLAT DRIVE, 6-piece set on holder rail

Item no.: RS3430M/6

Universal Socket with 6-point opening FLAT DRIVE enables flexible work at angles and facilitates access to hard-to-reach areas.

€ 155,65

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3/8" Universal Socket with 6-point opening FLAT DRIVE, 6-piece set on holder rail

3/8″ 6-point universal joint socket set (inch), 8-piece set on rail

Item no.: RS3440A/8

6-point universal joint (inch) enables flexible work on fasteners at various angles and facilitates use in tight or hard-to-reach areas.

€ 221,85

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3/8" 6-point swivel socket set, 8-piece set on rail

3/8″ 6-point universal joint

Item no.: 3440M

The 6-point universal joint enables flexible work on screws at various angles and makes it easier to use in tight…

from € 26,50

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3/8" 6-point universal joint

3/8″ 6-point universal joint, NUT GRIP

Item no.: 3441M

The 6-point universal joint with the NUT GRIP® system ensures a secure hold on the screw thanks to two balls…

from € 42,85

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3/8" 6-point universal joint, NUT GRIP

3/8″ 6-point swivel socket set, 8-piece set on rail

Item no.: RS3440M/8

6-point swivel socket enables flexible work on bolts at various angles and facilitates use in tight or hard-to-reach areas.

€ 205,75

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3/8" 6-point swivel socket set, 8-piece set on rail

3/8″ Torx® Swivel Socket Set, 8-piece, on Rail

Item no.: RS3440T/8

The Torx® swivel socket allows flexible work on screws at various angles and facilitates use in confined or hard-to-reach areas.

€ 243,10

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3/8'' Torx® Swivel Socket Set, 8-piece, on Rail

3/8″ Internal Torx® Swivel Socket

Item no.: 3440T(E)

Internal Torx® swivel joint enables flexible work on screws at various angles and facilitates use in tight or hard-to-reach areas.

from € 31,30

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3/8" Internal Torx® Swivel Socket

3/8″ 12-Point Swivel Socket (Inch)

Item no.: 3445A

12-point swivel socket enables flexible work on screws at various angles and facilitates use in tight or hard-to-reach areas.

from € 28,65

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3/8" 12-Point Swivel Joint

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Input drive

Input drive
  • 1/2" (15)
  • 1/4" (9)
  • 3/8" (9)

Input drive profile

Input drive profile
  • External Square (37)
  • Handle (10)
  • Internal Square (2)

Output size

Output size
  • 3/8" (16)
  • 1/2" (15)
  • 1/4" (8)

Output profile

Output profile
  • External Square (47)