Seco Turning Insert, DCMT Insert, 32.5 Insert, Diamond, 3/8 in Inscribed Circle, 3.97 mm Thickness, 11.6 mm Length, 11 Seat, Positive Rake, M3 Chipbreaker, 0.8 mm Corner Radius, 4.5 mm Hole Dia, Manufacturers Grade: TP25, ANSI Code: DCMT32.52-M3, ISO Code: DCMT11T308-M3, 55 deg Included Angle, 7 deg Relief Angle, Neutral Cutting, Carbide, TiCN/Al2O3, For Use On: Steel, Stainless Steel and Cast Iron