Kokusan Gokin Co., Ltd.

www.kokusangokin.jp

Kokusan Gokin is an industrial manufacturer specializing in the production and precision processing of hard alloys under the Hardloy brand. Established in 1939, the company provides comprehensive in-house services ranging from raw material blending and sintering to specialized treatments like HIP and final precision machining. They primarily serve the automotive, mining, and electronics industries by manufacturing high-performance molds, cutting tools, nozzles, and various industrial components. By utilizing advanced technologies such as wire electrical discharge machining and optical profile grinding, the company delivers custom-engineered solutions tailored to specific client material and wear-resistance requirements. Their integrated production system supports both small-lot prototyping and larger-scale industrial needs.