Zhuzhou ZZ Hardmetal, which was established in the hometown of hard metal of China --- Zhuzhou city in Hunan province. A professional Chinese manufacturer of tungsten carbide products such as indexable inserts shims, drilling bits, drawing dies, cold forging dies, carbide bars, carbide rods, carbide balls, carbide burrs, etc. Along with our company growth, we hope to build business with more company abroad.