坂上製作所 Company Profile

We are processing precision parts using NC control machines.

Sakaue Manufacturing Co., Ltd. is a company located in the Kita Ward of Niigata City that specializes in the processing of precision parts using NC-controlled machinery. They perform internal diameter and end face cutting on lathes, hole processing for press-fitting on machining centers, washer mouth processing, cutting of excess parts from molds, internal diameter cutting with pin press-fitting and special chucks, and full-circle processing of gears using specialized equipment. In precision parts processing, they can achieve a CPK of 1.33 within a tolerance of 10 microns.