Sandvik Coromant Turning Insert, 2-Sided Basic Shape, Series: T-Max, RNGN Insert, 43 Insert, Round, 0.079 in Maximum Depth of Cut, 1/2 in Inscribed Circle, 0.187 in Thickness, 12 Seat, Negative Rake, E Chipbreaker, 1/4 in Corner Radius, Manufacturers Grade: 650, ANSI Code: RNG43A 650, ISO Code: RNGN120400E 650, 0 deg Relief Angle, Neutral Cutting, Ceramic, Uncoated, Material Grade: H, K, S, For Use On: Cast Iron, Hardened Materials and Heat Resistant Super Alloys