Mitsui Seiki USA, Inc. is a wholly-owned subsidiary of Mitsui Seiki Kogyo Co., Ltd. headquartered in Tokyo, Japan. The parent company was established in 1928 as the first company in Japan to produce precision measuring instruments and in 1938, and the first to create ultra-precise machine tools. 
Mitsui Seiki Kogyo has maintained its rich tradition of precision for decades and has acquired a world-renowned reputation for producing the most accurate machine tools available today. Its product line is comprised of CNC horizontal and vertical spindle machining centers with up to 5+ axes,  CNC (Computer Numerical Control) jig boring and jig grinding machines, and CNC thread grinding machines. The machining centers are unique in that they combine heavy-duty cutting, the utmost in precision, and high speed. 
Over the last decade, the company has focused its resources on the research and development of machine tool technologies for the aerospace, powergen, tool and die, and precision components industries. In particular, because of increased demand and need, the optimal machining of hard metals has been deeply concentrated upon. As such, Mitsui Seiki has the most current and thorough knowledge of hard metal machining, such as the titanium grades -- including the new TiAl material being used for aerospace parts. Mr. Scott Walker, President of Mitsui Seiki USA, has been travelling around the world over the last few years sharing this compelling, practical knowledge with manufacturing engineers.
Mitsui Seiki’s main factory in Kawajima, Japan, built in 2001, is truly the world’s premier facility for precision machine tool production. All facets were carefully considered and designed for the utmost in precision manufacturing for its “mother” jig boring machines.

Aviation & Aerospace

Mitsui Seiki USA

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