... HSS 2.Bars, rounds, squares High speed tool steel(M2,M35,T1,D2,D3,A2,F1) 1.Provide a variety of shapes ... HSS 2.Bars, 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 M2S6-5-2SKH51W6Mo5Cr4V2Co W6Mo2Cr4V2Co2 ...