1. Micrograin carbide rod: Wc=90%, co=10%, trs>3800n/mm2; hardness>91.8hra, grain size: 0.6um; high quality of wearability and impact 2. Made by world latest 5-axis tools grinding machine, promise the quality and precision of cutter. 3. Super tialn, reduce the coeffiction of friction, and improve the tools life much. 4. Each end mill is inspected by zoller measuring and inspected machine. 5. Work piece: carbon steel, alloy steel, cast steel, tooling steel, mould steel, heat-treatment steel. Aluminum alloy steel, non ferrous alloy