Pramet Turning Insert, WCMT Insert, 432 Insert, Trigon, 0.157 in Maximum Depth of Cut, 1/2 in Inscribed Circle, 3/16 in Thickness, 8 Seat, Positive Rake, FM Chipbreaker, 1/32 in Corner Radius, 0.22 in Hole Dia, Manufacturers Grade: T8330, ANSI Code: WCMT 432-FM T8330, ISO Code: WCMT 080408E-FM T8330, 80 deg Included Angle, 7 deg Relief Angle, Carbide, Material Grade: H, K, M, N, P, S, For Use On: Hardened Steel, Cast Iron, Stainless Steel, Aluminum, Steel and Titanium/Super Alloys