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Aichi, Japan-based OSG Corporation is the world’s largest manufacturer of round cutting tools. Established in 1938, OSG has a longstanding reputation as a total solution cutting tool provider throughout the manufacturing industry.
OSG holds the No. 1 position in the Japanese cutting tool market as well as a top-ranking position globally, with a production, sales and technical network spanning 33 countries.
“O” stands for OSAWA, our founder
“S” stands for SCREW
“G” stands for GRINDING
Product development timeling
Net sales by product
OSG enjoys high market share globally in three of its core product offering - taps, rolling dies and end mills.
Absolute quality control
OSG maintains absolute control over every aspect of our manufacturing capabilities. OSG products are produced in-house – from the production of tool material, creation of tool geometry, to the development of our own proprietary coatings – the vital elements in the manufacturing of superior cutting tools.