Mitsubishi Materials U.S.A. Corporation Cutting Tools manufactures and supplies carbide tools and engineered solutions for a range of metal working industries including: Aerospace, Medical, Energy and Transportation. DIAEDGE Cutting Tools are expertly crafted by Mitsubishi Materials for unparalleled performance and control. Our exacting metalwork standards deliver well-designed and finely manufactured tools of the trade for highly specialized industries like yours. Our promise is to deliver high-quality precision cutting tools that enable you to manufacture precisely perfect products every time.