... vacuum, non-vacuum and resmelting), forging, hot rolling, heat treament, cold drawing, straightening, grinding, flaw detection and physical & chemical test.We ... we have high quality and competitive price.1)high speed tool steel W6Mo5Cr4V2=BM2=M2=HIS=SKH9=56-5-22)high ... taps, etc., it can also be used to hot-cold deformation tool, high temperature spring, high temperature bearings.3.The chemical ...