Pramet Turning Insert, CNMG Insert, 643 Insert, Diamond, 8 mm Maximum Depth of Cut, 19.05 mm Inscribed Circle, 6.35 mm Thickness, 19.3 mm Length, 19 Seat, Negative Rake, M Chipbreaker, 1.2 mm Corner Radius, 7.94 mm Hole Dia, Manufacturers Grade: T9335, ANSI Code: CNMG 643-M:T9335, ISO Code: CNMG 190612E-M:T9335, 80 deg Included Angle, 0 deg Relief Angle, Carbide, Material Grade: M, P, S, For Use On: Stainless Steel, Steel and Titanium/Super Alloys