... ,F1) 1.Provide a variety of shapes and forms of HSS 2.Bars, rounds, squares High speed tool steel(M2,M35 ... ,F1) 1.Provide a variety of shapes and forms of HSS 2.Bars, rounds, squares.High speed tool steel(M2,M35 ... amounts.Application:Widely used for the manufacture of taps, dies, twist drills, reamers, saw blades and other cutting tools.Common grades ...