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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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1/4″ Quick-Change Adaptor

Item no.: 12222AL

The Ko-ken quick-change adaptor is a compact adaptor with a ¼″ square drive and locking mechanism—ideal for safe, fast socket…

€ 55,85

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1/4'' Quick-Change Adaptor

1/4″ 6-point impact socket (inch), 23 mm

Item no.: 12400A

6-point socket for use with impact wrenches, suitable for tightening and loosening hex bolts. Robust design for reliable power transmission…

from € 7,30

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1/4'' 6-point Impact Socket, 23 mm

1/4″ Impact Socket (deep), PATHFINDER®

Item no.: 12365M

The Ko-ken Impact Socket is a 1/4″ Impact PATHFINDER® with a length of 48 mm – ideal for working in…

€ 16,95

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1/4" Impact Socket (deep), PATHFINDER®

1/4″ 6-point Impact Socket, 23 mm

Item no.: 12400M

6-point socket for use with impact wrenches, suitable for tightening and loosening hexagonal bolts. Robust design for reliable power transmission…

from € 6,75

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1/4'' 6-point Impact Socket, 23 mm

1/4″ 6-point Impact Socket with Magnet (inch)

Item no.: 12400AG

The Ko-ken ¼″ Impact Socket with magnet and 6-point profile offers a secure grip under high loads – ideal for…

from € 13,20

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1/4'' 6-point Impact Socket with Magnet

1/4″ 6-point Impact Socket with Magnet

Item no.: 12400MG

The Ko-ken 1/4″ Impact Socket with magnetic function and 6-point profile – ideal for securely holding nuts even under strong…

from € 12,25

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1/4'' 6-point Impact Socket with Magnet

1/4″ TORX® Impact Socket, 23 mm

Item no.: 12425(E)

The Ko-ken TORX Socket is a high-quality 1/4″ input drive impact socket—ideal for fast, safe, and robust work on screws…

€ 9,60

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1/4" TORX® Impact Socket

1/4″ Impact Socket, SURFACE DRIVE, 23 mm

Item no.: 12410M

The Ko-ken 1/4″ Impact Socket in the “Surface Drive” design with 6-point profile is ideal for high torque and reduces…

from € 7,15

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1/4" Impact Socket, SURFACE DRIVE

1/4″ Impact Socket for self-tapping screws (inch), 23 mm

Item no.: 12460A

The Ko-ken Impact Socket is a compact 1/4″ input drive socket, specifically designed for self-tapping screws. This makes it particularly…

from € 9,55

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1/4" Impact Socket for self-tapping screws

1/4″ Impact Socket with Magnet for Self-Tapping Screws

Item no.: 12460MG

The Ko-ken Impact Socket is a compact socket with an integrated magnet — specifically designed for self-tapping screws and ideally…

from € 13,90

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1/4'' Impact Socket with Magnet for Self-Tapping Screws

1/4″ Impact Socket with Magnet for Self-Tapping Screws (Inch)

Item no.: 12460AG

The Ko-ken Impact Socket is a compact socket with an integrated magnet — specifically designed for self-tapping screws and ideally…

from € 15,05

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1/4'' Impact Socket with Magnet for Self-Tapping Screws

1/4″ Impact Socket for self-tapping screws, 23 mm

Item no.: 12460M

The Ko-ken Impact Socket is a compact 1/4″ input drive socket, specifically designed for self-tapping screws. This makes it particularly…

from € 8,85

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1/4" Impact Socket for self-tapping screws

1/4″ Impact Socket, PATHFINDER, 23 mm

Item no.: 12465M

The Ko-ken socket is a high-quality impact socket from the Pathfinder series — compact, precise and robust, ideal for precise…

€ 13,85

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1/4" Impact Socket, PATHFINDER

1/4″ Impact Extension Bar, PIN-TYPE

Item no.: 12760(P)

This high-quality 1/4″ Impact Extension Bar from Ko-ken extends the reach of your ratchet or screwdriver — ideal for reaching…

from € 18,60

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1/4'' Impact Extension Bar, PIN-TYPE

1/4″ Impact Extension Bar, HOLE-TYPE

Item no.: 12760

This high-quality 1/4″ Impact Extension Bar from Ko-ken extends the reach of your ratchet or screwdriver — ideal for reaching…

from € 18,60

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1/4'' Impact Extension Bar, PIN-TYPE

3/8″ Impact Bit Socket Set, 8-piece set on rail

Item no.: RS13012M/8-L52

The Ko‑ken 6-point opening FLAT DRIVE Bit Socket is a robust, 52 mm long Impact Socket with a 3/8″ square…

€ 130,70

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3/8'' Impact Bit Socket Set, 8-piece set on rail

3/8″ Impact Hexagon Bit Socket, 52 mm

Item no.: 13012M-52

The Ko-ken Hexagon Bit Socket is a robust, 52 mm long Impact Socket with a 3/8″ Input drive, designed for…

from € 15,75

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3/8" Impact Hexagon Bit Socket, 52 mm

3/8″ TORX® Impact Bit Socket, 50 mm

Item no.: 13025-50

This Bit Socket from Ko-ken is a high-quality TORX® Impact Bit with a 3/8″ input drive — developed for mechanics,…

from € 16,35

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3/8'' TORX® Impact Bit Socket, 50 mm

1/4″ Impact Universal Joints, 39 mm

Item no.: 12770

The Ko-ken Universal Socket is designed to transmit torque safely and reliably, even on offset or hard-to-reach bolted joints.

€ 42,00

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1/4" Impact Universal Joints - Drawing

3/8″ Impact TORX® Bit Socket Set, 8-piece set on rail

Item no.: RS13025/8-L50

The Ko-ken bit socket is a high-quality TORX® impact bit socket with a 3/8″ input drive — designed for mechanics,…

€ 129,60

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3/8" Impact TORX® Bit Socket Set, 8-piece set on rail

3/8″ Impact TORX® Bit Socket, 90 mm

Item no.: 13025-90

The Ko-ken Bit Socket is a high-quality TORX® impact bit with 3/8″ input drive — designed for mechanics, automotive professionals…

from € 19,50

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3/8" Impact TORX® Bit Socket, 90 mm

3/8″ Impact Bit Socket with Hexagon Bit, 52 mm

Item no.: 13134M-52

The Bit Socket from Ko-ken is a high-quality Impact Bit Socket with 3/8″ input drive — available in two lengths…

from € 25,05

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3/8'' Impact Bit Socket with Hexagon Bit, 52 mm

3/8″ Impact Bit Socket with Hexagon Bit, 92 mm

Item no.: 13134M-92 10mm

The Ko-ken Bit Socket is a high-quality impact bit with 3/8″ input drive — available in two lengths (52 mm…

€ 27,15

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3/8" impact bit socket with hexagon bit, 92 mm

3/8″ Impact Bit Socket with Hexagon Bit, 92 mm

Item no.: 13134M-92 7mm

The Ko-ken Bit Socket is a high-quality Impact Bit with a 3/8″ Input drive — available in two lengths (52…

€ 26,95

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3/8'' Impact Bit Socket with Hexagon Bit, 92 mm

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Units

Units
  • Metric (195)
  • Inch (95)
  • Inch & metric (3)

Input drive

Input drive
  • 3/8" (260)
  • 1/2" (177)
  • 1/4" (151)

Input drive profile

Input drive profile
  • Internal Square (425)
  • External Square (130)
  • Handle (24)

Output size

Output size
  • 3/8" (129)
  • 1/2" (100)
  • 10mm (89)

Output profile

Output profile
  • External Square (201)
  • Internal Hex (129)
  • Internal 12-Point (59)