Sandvik Coromant Turning Insert, 2-Sided Basic Shape, Series: T-Max, RNGN Insert, 45 Insert, Round, 0.071 in Maximum Depth of Cut, 1/2 in Inscribed Circle, 5/16 in Thickness, 12 Seat, Negative Rake, MF Chipbreaker, 1/4 in Corner Radius, Manufacturers Grade: 6060, ANSI Code: RNG45T0320 6060, ISO Code: RNGN120700T01020 6060, 0 deg Relief Angle, Neutral Cutting, Ceramic, Uncoated, Material Grade: S, For Use On: Heat Resistant Super Alloys