... are a professional Chinese manufacturer of tungsten carbide products such as carbide no standard products, inserts, mining inserts, ... dies, cold forging dies, carbide bars, carbide rods, carbide balls, carbide burrs, wear parts, tungsten carbide cutting cutters etc. We have ... are available,such asK01, K05, K10, K15, K20,K30, P20, P40,etc. cemented carbide for rock drilling tools ( SGS approved )