Seco Milling Insert, SEKR Insert, 1203 Insert, Squared, 12.7 mm Inscribed Circle, 3.18 mm Thickness, 12.7 mm Width, 12.7 mm Length, ME13 Chipbreaker, Manufacturer's Grade: F40M, ANSI Code: SEKR1203AFTN-ME13 F40M, Ambidextrous Hand, Carbide, PVD-TiAlN+TiN Coated, Material Grade: C5, Cast Iron, Non-Ferrous Metals, Plastics and Tough-to-Machine Materials Material Application