... ISO9001:2008 5) Coated or not coated... 1. Micrograin carbide rod: WC=90%, Co=10%, TRS>3800N/mm2; ... impact 2. Made by world latest 5-AXIS CNC tools grinder, promise the quality and precision of cutter. ... TiAlN, reduce the coeffiction of friction, and improve the tools life much. ....4. Each end mill is inspected ... steel. Aluminum alloy steel, Non ferrous alloy, Tungsten solid carbide reamers-cutting tools