A-One Seimitsu, Inc.

A-One Seimitsu Inc. produces and sells collet chuck products. It operates in three segments: Collet Chuck, Cutting Tool, and Automatic Lathe Cam. Its offerings include collet chucks and guide bushes for automatic lathes, general industrial machines, and special machines, as well as reground special cutting tools, cams for automatic lathes and dedicated machines, and re-polishing and regrinding services for cutting tools. Founded in 1970, the company is headquartered in Fuchu, Japan.