Seco Secomax Turning Insert, High Feed Wiper, TNMX Insert, 110308 Insert, Triangular, 2.75 mm Maximum Depth of Cut, 6.35 mm Inscribed Circle, 3.18 mm Thickness, 11 mm Length, 11 Seat, WZ Chipbreaker, 0.8 mm Corner Radius, Manufacturers Grade: CBN300, ANSI Code: TNMX222S-WZ CBN300, ISO Code: TNMX110308S-WZ CBN300, 60 deg Included Angle, 0 deg Relief Angle, PCBN, Uncoated, Material Grade: K, For Use On: Cast Iron