Come see us:



Tuesday, October 28, 2014


Booth:  # 913


Hope to see you there!
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Featured Product

Sleeve Drive Sockets (3/8" (9.5MM) SQ.): NV13145-150


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Recent Blog Posts

New Head Lock Button on Flexible Head Ratchets

Ko-ken has recently released newly modified Flexible Head Ratchets.   The position of the Head Lock Button is moves to the side o the joint p...
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UWashington Formula SAE Sponsorship

KokenUSA sponsored the University of Washingtons Formula SAE Racing Team More on Facebook

UWashington Formula SAE Sponsorship

Z-Series

An example of Ko-ken design excellence and manufacturing quality. The compact design is 5 - 9mm shorter making them ideal for working in tight areas. Manufacturing tolerances of the Hexagon opening & Square drive are precisely controlled. The tight tolerances and ball mechanism provide the most secure connection between Socket and Handle in the Industry.

Z-Series

Special Tools

Ko-ken Tools welcomes customer's inquiries for special tools. New items can be designed and manufactured according to customers requirements.

Special Tools

Impact Socket Quick Release

Save time with the Quick release and Locking system by eliminating the need for the Pin/O-Ring or Retaining Clip. A steel ball locks a socket securely using the hole the Pin or Retaining clip would have used.

Impact Socket Quick Release

PATHFINDER®

The beveled flats of the 6-point opening of the PATHFINDER® socket engage the nut almost immediately. PATHFINDER® sockets are ideal for use with power tools in automatic assembly processes, and multi-spindle application. PATHFINDER allows the tool to easily engage the fastener without the tool being at rest.

PATHFINDER®

Impact Thin Wall Sockets

Impact Thin Wall Sockets

SURFACE DRIVE

Surface drive sockets are designed to retain contact with the flat sides of a nut to transmit high torque and reduce nut wear. These sockets are ideal for use on polished nuts, aluminum nuts and nuts with worn out points.

SURFACE DRIVE

2012 Ko-ken Automotive Catalog

The new catalog contains over 125 products, including wrenches, sockets, and specialty tools designed specifically for the automotive repair market.

2012 Ko-ken Automotive Catalog

FLAT DRIVE®

Flat Drive is designed to guarantee a flat surface contact between the socket and the bolt/nut. The Flat contact reduces wear and allows to transmit a higher torque value. The Flat Drive System is also used for the square drive end as well as the hexagonal or bi-hexagonal openings of the socket.

FLAT DRIVE®
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Welcome to KokenUSA

Ko-Ken Tools is a fourth generation family owned and operated business in Japan, with 140+ employees. The focus of the business is entirely on Sockets and Socket wrenches. The entire manufacturing process is in-house at Ko-Ken, from design, cold forging, heat treat and plating.

forging