互省製作所 Company Profile

A specialized manufacturer of socket screws!

Gohsho Manufacturing Co., Ltd. is a company primarily engaged in the manufacturing of metal products. Since its establishment in 1931, the company has focused solely on the production of screws. Since starting the manufacture of "socket screws," it has become a specialized manufacturer in this field to this day. We have established six domestic sales offices certified with ISO 9001 and ISO 14001, and we have developed a unique sales network that includes overseas markets. Moving forward, we will continue to focus on the design, development, production, and sales of high-strength fastening products, including high-strength bolts, as well as enhancing our technical development and technical information service systems to improve fastening performance, thereby responding to the needs of various industries, including the machine tool and hydraulic equipment sectors.