Manufacturing a wide range of threading tools for more than 90 years, Yamawa is one of the most important tap manufacturers in the world and represents the quality landmark of its activity sector.

Established in 1923 in Tokyo, Yamawa has 4 plants in the north of Japan. Foundation of that excellence, the outstanding quality control, applied to every manufacturing process.Yamawa's thorough quality control and consideration to environment result in a fact that we have obtained ISO9001 certificate as the first tap manufacturer in Japan.

Mr. Jokichi Watanabe started the business in Shibuya-Ku, Tokyo. Since then, YAMAWA has been making an effort to evolve its technologies along with the progress of Japanese machine industry. YAMAWA will respond to diverse customers’ needs by continuously focusing on research and development.