Pramet Turning Insert, RCMT Insert, 1204MO Insert, Round, 4.8 mm Maximum Depth of Cut, 12 mm Inscribed Circle, 4.76 mm Thickness, 12 Seat, Positive Rake, FM Chipbreaker, 0.3 mm Corner Radius, 12 mm Hole Dia, Manufacturers Grade: T9315, ISO Code: RCMT 1204MOE-FM T9315, 7 deg Relief Angle, Carbide, Material Grade: H, K, P, Hardened Steel, Cast Iron and Steel For Use On