... and forms of HSS 2.Bars, rounds, squares High speed tool steel(M2,M35,T1,D2,D3,A2,F1) 1.Provide ... rounds, squares.High speed tool steel(M2,M35,T1,D2,D3,A2,F1)Die steelTool materialOur Tool Steels include: High Speed Steel Similar steel gradeChinaUSAGermanyJapanW6Mo5Cr4V2 M2S6-5 ... , vanadium and cobalt in varying amounts.Application:Widely used for the manufacture of taps, dies, twist drills, reamers, ...