High speed steel is one with high hardness and high wear resistance and high heat resistant steel, also called high speed steel or Feng steel. High speed steel is American F.W. Taylor and M. white created in 1898. HSS process performance, strength and toughness is good, so is mainly used to produce complex thin blade and impact resistance metal cutting tools, also can make high temperature bearing and cold extrusion mould etc.

Cr12MoV Die Steel/Mould steel/tool steel