Pramet Turning Insert Pramet, CNMG Insert, 433 Insert, Diamond, 5.5 mm Maximum Depth of Cut, 12.7 mm Inscribed Circle, 4.76 mm Thickness, 12.9 mm Length, 12 Seat, Negative Rake, NMR Chipbreaker, 1.2 mm Corner Radius, 5.16 mm Hole Dia, Manufacturers Grade: T9315, ANSI Code: CNMG 433-NMR:T9315, ISO Code: CNMG 120412E-NMR:T9315, 80 deg Included Angle, 0 deg Relief Angle, Carbide, Al2O3, Material Grade: H, K, P, For Use On: Hardened Steel, Cast Iron and Steel