Carbide Flat End Mill, ALTIN coating 1,High quality 2,Up to HRC 65 Degree 3, ... price 4, Standard or customized Carbide Flat End Mill, ALTIN coating Fit for Copper, Cast iron, Carbon steel, Mould steel, Stainless ... steel. Main feature: Grain size carbide tungsten, high toughness, ALTIN coating, high wear-resistance, special use for high speed cutting of ...