Seco Milling Insert, VPGX Insert, 220663 Insert, Diamond, 12.7 mm Inscribed Circle, 6.35 mm Thickness, E10 Chipbreaker, 6.35 mm Corner Radius, Positive Rake, Manufacturer's Grade: H25, ANSI Code: VPGX220663ER-E10 H25, Right Hand, Carbide, Uncoated, Cast Iron, Non-Ferrous Metals, Plastics and Tough-to-Machine Materials Material Application