... tungsten carbide 2.Suitable for drawing various ferrous and nonferrous wires, rods, tubes and steel bars Zhuzhou ZZ Hardmetal ... such as indexable inserts shims, drilling bits, drawing dies, cold forging dies, carbide bars, carbide ... and final inspection.4. free online technical service available.5. stable and continuous production ability. durable tungsten carbide drawing dies for wire and tube drawing ...