Seco Turning Insert, TCMT Insert, 32.5 Insert, Triangle, 3/8 in Inscribed Circle, 3.97 mm Thickness, 16.5 mm Length, 16 Seat, Positive Rake, F1 Chipbreaker, 0.8 mm Corner Radius, 4.5 mm Hole Dia, Manufacturers Grade: TP25, ANSI Code: TCMT32.52-F1, ISO Code: TCMT16T308-F1, 60 deg Included Angle, 7 deg Relief Angle, Neutral Cutting, Carbide, TiCN/Al2O3, For Use On: Steel, Stainless Steel and Cast Iron