... carbide no standard products, inserts, mining inserts, indexable inserts shims, drilling bits, drawing dies, cold forging dies, carbide bars, carbide rods, carbide balls, carbide burrs, wear parts, tungsten carbide ... asK01, K05, K10, K15, K20,K30, P20, P40,etc. China good quality cemented carbide for rock drilling tools ( SGS approved )