Pramet Turning Insert, CCMT Insert, 431 Insert, Diamond, 4 mm Maximum Depth of Cut, 12.7 mm Inscribed Circle, 4.76 mm Thickness, 12.9 mm Length, 12 Seat, Positive Rake, FM Chipbreaker, 0.4 mm Corner Radius, 5.6 mm Hole Dia, Manufacturers Grade: T7335, ANSI Code: CCMT 431-FM:T7335, ISO Code: CCMT 120404E-FM:T7335, 80 deg Included Angle, 7 deg Relief Angle, Carbide, Material Grade: M, P, S, For Use On: Stainless Steel, Steel and Titanium/Super Alloys