... the manufacture of tungsten carbide products such as tungsten carbide strips, rods,rings,inserts, shims,, wear parts, drawing dies,drilling bits,cold forging dies,bars, ,balls,burrs ... is around 500 tons .The carbide powders are WC, TiC, Cr3C2, VC, TaC, NbC, BC4, etc Tungsten Carbide Cold Heading Die with high performance