Seco Milling Insert, TPUN Insert, 2204 Insert, Triangular, 12.7 mm Inscribed Circle, 4.76 mm Thickness, 18.3 mm Length, 0.8 mm Corner Radius, Manufacturer's Grade: F40M, ANSI Code: TPUN220408T F40M, Neutral Hand, Carbide, PVD-TiAlN+TiN Coated, Material Grade: C5, Cast Iron, Non-Ferrous Metals, Plastics and Tough-to-Machine Materials Material Application