... HSS 2.Bars, rounds, squares High speed tool steel(M2,M35,T1,D2,D3,A2,F1) 1.Provide a variety ... of HSS 2.Bars, rounds, squares.High speed tool steel(M2,M35,T1,D2,D3,A2,F1)Die steelTool materialOur Tool ... drills, reamers, saw blades and other cutting tools.Common grades: M2, M35, M42, M48, T1, T15, D2, D3, H13, H21Common ... : Bars, tubes, cast, single crystals High speed tool steel(M2,M35,T1,D2,D3,A2,F1)