HEPHAIST Co., Ltd., together with its subsidiary, Hefei (Shanghai) Bearing Trading Co., Ltd., engages in the manufacturing and sales of linear motion equipment, precision parts processing products, and unit products in Japan and internationally. The company provides linear bearing products, including linear ball bushing, linear ball bushing with and without flanges, linear ball bushing with case, SS and SSF type shaft folder, and miniature ball screw spline. It also offers high-precision positioning stage, such as XY? stage, ultra-precision stage, Z tilt stage, and Z-axis stage; spherical bearing, short shaft type, and plain spherical bearing; and ball spline unit. It also provides import and export services for linear bearing and unit products. The company was incorporated in 1962 and is headquartered in Kawagoe, Japan.