... , we have high quality and competitive price. 1)high speed tool steel W6Mo5Cr4V2=BM2=M2=HIS=SKH9=56-5-22)high ... load, high working temperature of various cutting tools. Such as turning, milling, cutter, planer, broaches, drills, taps, etc., it can also ... be used to hot-cold deformation tool, high temperature spring, high temperature bearings. 3.The chemical composition ...