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Tools for Construction Sites

High-performance tools for use on construction sites. Durable, functional, and reliable—developed for demanding work in construction and assembly.

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1/4″ 6-point Socket Bit Holder for Wing Screws

The Ko-ken Socket Bit Holder is a specialized socket with 1/4″ 6-point input drive – designed specifically for wing screws.…

 39,30

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1/4" 6-point Socket Bit Holder for Wing Screws

Adaptor Bit Holder

The Ko-ken Adaptor Bit Holder is a versatile adaptor that allows you to convert tools with a 1/4″ hex input…

from  13,75

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Adaptor Bit Holder

Drive unit for HA001

This precision drive unit has been specially designed for the HA001 stud installer. This insert is engineered by Ko-ken and…

 49,15

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Drive unit for HA001

Input drive bit for BD042E

The Ko-ken input drive bit is a 1/4″ hex bit with a length of 60 mm, made in Japan. This…

 4,45

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Input drive bit for BD042E

Stud Bolt Puller

This stud bolt puller is suitable for screwing stud bolts in and out.

from  32,75

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Stud Bolt Puller - Sketch

3/8″ Socket for Radiator Drain Plugs

For radiator drain plugs during maintenance and service work on the cooling system. The wing screws can be loosened and…

 29,65

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3/8'' sockets for radiator drain plugs

3/8″ Socket for Wing Screws

For radiator drain plugs during maintenance and service work on the cooling system. The wing screws can be easily, safely,…

 31,15

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3/8'' Sockets for wing screws

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Units

Units
  • Metric (9)
  • Inch (1)

Input drive

Input drive
  • 1/2" (7)
  • 3/8" (6)
  • 3/4" (2)

Input drive profile

Input drive profile
  • Internal Square (15)

Output size

Output size
  • 17mm (9)
  • 12mm (8)
  • 13mm (8)

Output profile

Output profile
  • Internal Hex (11)
  • External Square (4)