... .5, 0.6, 0.8 high quality wearability and impact milling cutters,end milling cutters,end mills, 2Flute-4Flute 1. Micrograin carbide rod: WC=90%, Co=10 ... of friction, and improve the tools life much. 4. Each end mill is inspected by Zoller measuring and inspection machine. 5 ... steel, heat-treament steel. Aluminum alloy steel, Non ferrous alloy. milling cutters; end mills