Pramet Turning Insert, CNMX Insert, 191140 Insert, Diamond, 7 mm Maximum Depth of Cut, 19.05 mm Inscribed Circle, 11 mm Thickness, 19.3 mm Length, 19 Seat, Negative Rake, TF Chipbreaker, 4 mm Corner Radius, 7.75 mm Hole Dia, Manufacturers Grade: T9315, ANSI Code: CNMX 6-10SN-TF:T9315, ISO Code: CNMX 191140SN-TF: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