tungsten carbide Our company is specialized in the production of ISO standards Cemented Carbide Indexable Inserts. We have more than twenty grades and over three thousand kinds of types for your choice, Which are widely used in finish machining, semi-finish machining and rough machining for turning, milling, drilling and boring of steel, stainless steel, cast iron, aluminum and non-ferrous metal. We also take the pleasure to design the non-standard inserts according to your requirements.