X165CrMoV12 1.2601 alloy tool steel alloy tool steel, carbon tool steel is joined on the basis of chromium, molybdenum, tungsten, vanadium and other alloy elements to improve hardenability, toughness, wear resistance and heat resistance of a class of steel.
It is mainly used to produce measuring tools, cutting tools, impact tools, and cold and hot molds and some special-purpose tools.