This Titan USA offering of General Purpose End Mills is CNC ground in the USA, features a corner radius profile for increased edge strength, and is AlTiN coated for increased wear and heat resistance. Offered in stub, regular, long, and extra long length styles Corner radius for increased edge strength 4 flutes AlTiN coating offers increased wear and heat resistance Solid carbide Cutter Diameter 0.5000" (1/2) Shank Diameter 0.5000" (1/2) Radius 0.1250" (1/8) Length of Cut 1.0000" (1) Overall Length 3.0000" (3) Flutes 4 profile Corner Radius coating ALTIN