三立機械研究所 Company Profile

Opening the 21st century, thinking about the future of the Earth, Sanritsu Machinery Research Institute Co., Ltd.

Sanritsu Machinery Research Institute Co., Ltd. is a company located in Nerima, Tokyo, that develops and manufactures machines for assembling screws and washers (washer assembly machines). Established in 1961, it began with the development of automatic screw splitting machines and has since developed various equipment related to screws, bolts, and springs. The robust development capabilities driven by innovative technology have been highly regarded by customers who have adopted our equipment. We also design custom solutions from scratch based on customer requests. Additionally, we provide comprehensive maintenance support.