Seco Milling Insert, 218.19 Insert, 160 Insert, Trigon, 11.2 mm Inscribed Circle, 4.8 mm Thickness, E07 Chipbreaker, 1.2 mm Corner Radius, Manufacturer's Grade: H25, ANSI Code: 218.19-160-04-E07 H25, Ambidextrous Hand, Carbide, Uncoated, Material Grade: C5, Cast Iron, Non-Ferrous Metals, Plastics and Tough-to-Machine Materials Material Application