| http://www.w3.org/ns/prov#value | - Grades such as A2 and D2 have minimal amounts of these elements and therefore are prone to heat-related damage at temperatures as low as 350 degrees F.Tool steels with accumulative amounts of tungsten, molybdenum, and cobalt that meet or exceed the levels found in M2 steel generally are considered to be high-speed steels.
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