Tungsten carbide heading die is well known as tungsten carbide cold forming die, which is mainly used to produce steel fasteners such as steel screws, steel bolts, steel nuts and steel washer. Tungsten carbide die blanks are used for finishing casting mould, punch dies, wire drawing die, machine mold, progressive die, extrusion die, press mold, mould parts, trimming die, cold heading die, forging mold, cold forming die etc.