Welcome To Koken USA

We are the North American Source of Ko-ken Tools from Japan.

Our parent company, 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, to cold forging, heat treat and plating.

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2022 Ko-ken Catalog

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