Pramet Turning Insert, DCMT Insert, 32.51 Insert, Diamond, 0.13 in Maximum Depth of Cut, 3/8 in Inscribed Circle, 5/32 in Thickness, 0.457 in Length, 11 Seat, Positive Rake, RM Chipbreaker, 1/64 in Corner Radius, 0.177 in Hole Dia, Manufacturers Grade: T9315, ANSI Code: DCMT 32.51-RM T9315, ISO Code: DCMT 11T304E-RM T9315, 55 deg Included Angle, 7 deg Relief Angle, Carbide, Al2O3, Material Grade: H, K, P, For Use On: Cast Iron, Hardened Steel and Steel