Metalworking Solutions Business


Metalworking Solutions Business Image

Your Global Craftsman Studio, for You and the World

In the automotive and aircraft industries, demand for leading-edge materials and technologies continues to grow. The Metalworking Solutions Business Company applies technological expertise accumulated over years to meet these needs. We supply customers around the world with cemented carbide products, which are essential to parts processing.

Business Summary

cemented carbide productscemented carbide products

The Metalworking Solutions Business provides an extensive lineup of cutting tools used in processes including lathe turning, milling, and drilling, as well as wear-resistant tools and rock tools. The department manufactures these products in Japan and overseas, sells them in global markets, and has a leading share of the Japanese market.
We are also undertaking the recycling of tungsten, a rare metal, and focusing on the recovery of used cemented carbide tools.

Targets and Strategy


In the Metalworking Solutions Business, by the early 2020s we aim to garner a world market share of more than 10% for cemented carbide products. Targeting the automotive, aircraft and medical industries, which are focus areas for this business, we aim to reinforce our product supply capabilities, as well as our ability to resolve problems. We are also working to increase sales to major customers in various industries. As we expect overseas demand to continue growing, we are aggressively strengthening and expanding our overseas production, technical and sales bases.


Operating as Your Global Craftsman Studio, with Technical Centers at Nine Locations around the World

Manufacturing evolves constantly. As a company that manufactures and sells cutting tools, our mission is to provide products that meet customers' needs in a timely manner.
To achieve this goal, it is essential that we make an aggressive push to ensure that we ascertain issues faced at the locations where our customers are developing their operations globally, then provide optimal proposals that leverage the expertise we have accumulated over years and verify their implementation.
We make full use of our technical centers in Japan, the United States, Mexico, China, Thailand, Germany, Spain, India, operating under the brand message of “Your Global Craftsman Studio” and communicating with our customers on a daily basis.


Tokyo Metals Plant (1950s)Tokyo Metals Plant (1950s)

Tsukuba Plant (2015)Tsukuba Plant (2015)

Our Metalworking Solutions Business began in 1931 with the sale of cemented carbide tools under the product name of “Tridia.”

1942 Established the Tokyo Metals Plant (later the Tokyo Plant, relocated to Tsukuba in 1991)
1944 Established the Niigata Metals Plant (now Diamet Corporation)
1963 Established Japan New Metals Co., Ltd.
1966 Established Mitsubishi Mallory Metallurgical Co., Ltd. (later Mitsubishi Materials C.M.I. Corporation, now Nidec Material Corporation)
1973 Established the Gifu Plant
1974 Established Mitsubishi Metals Spain SA (now Mitsubishi Materials EspaƱa, S.A.)
1983 Established MMC Hartmetall GmbH
1984 Established Fabricated Metal Products Corporation (now Mitsubishi Materials U.S.A. Corporation)
1987 Established the Fujioka Plant (now Fujioka Plant of Diamet Corporation)
1991 Established the Tsukuba Plant (relocated from Tokyo Plant)
1993 Established Diamet Klang (Malaysia) Sdn. Bhd.
1994 Established Techno OTE Kako Co., Ltd. (now MMC RYOTEC Corporation)
1995 Established MMC Tools (Thailand) Co., Ltd.
1996 Established Tianjin Tianling Carbide Tools Co., Ltd.
1997 Established MMC Metal Fabrication PT. (Indonesia)
2000 Acquired Shinko Kobelco Tool Co., Ltd. (now Akashi Plant)
2001 Established Miracle Tools America LLC
2011 Established Guangzhou Diamet Corporation
2014 Merger with Mitsubishi Materials Tools Corporation
2015 Converted Hitachi Tool Engineering, Ltd., to consolidated subsidiary, changed name to Mitsubishi Hitachi Tool Engineering, Ltd.
2017 Transferred in equity in Hitachi Metals MMC Superalloy, Ltd.
2020 Made Mitsubishi Hitachi Tool Engineering, Ltd. a wholly owned subsidiary and changed the name to MOLDINO Tool Engineering, Ltd. Transferred equity of Diamet Corporation.



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