SHOWIRK Carbide End Mill is new product of CNC Milling Tools.It's a sunrising product.The raw material is tungsten solid carbide,which is harder and longlife than high speed steel.it combines drilling & milling function together.The best tools choice for Mould&Die making industrial.Inclduing:HRC55 End Mill,HRC55 Ball Nose,HRC55 Corner Radius,HRC65 End Mill,HRC65 Ball Nose,HRC65 Corner Radius.