High-speed Tool Steel Diameter: 20-200 mm, aa200 mm Classification: Cold Work, Hot- ... MOQ: 1MT Factory professional service UT+ Peeled +Turned + Heat Treatment High-speed Tool Steel1.Diameter: 20-200 mm, ≥200 mm2.Classification: Cold Work ... ,Components can be brought to shape by milling,tuming and sawing.6. Special steel, tool steel, die & mold steel, alliance with many well-known companies ...