Solid Carbide EndmillsMilling Solid Carbide Endmills A200 Series for Graphite milling (Non-Ferrous Metals) Suitable for Graphite. Available in various effective length. Suitable carbide rod brings good tightness of Diamond coating. NDLC - Nano DLC coating provides exceptional wear resistance and good tool life. DIA - Diamond coating provides exceptional wear resistance and good tool life. A180