... grade ,which is mainly use to process steel ,cast iron,stainless steel,heat resistant steel,nickel based and titanium alloy and other ... alloys,heat-resistant alloys,gray cast iron,stainless steel,hardened steel(Hardnesssteel glass etc.JGK169460.514.894.33800Ultrafine tungsten carbide ... of cast iron,gray cast iron,heat-resistant alloy steel,cutting of small and medium sized cross section of ...