Seco Turning Insert, SPU Insert, 120308 Insert, Squared, 5 mm Maximum Depth of Cut, 12 mm Inscribed Circle, 3.2 mm Thickness, 12.7 mm Width, 12.7 mm Length, 12 Seat, T Chipbreaker, 0.8 mm Corner Radius, Manufacturer's Grade: F40M, ANSI Code: SPU 422 F40M, ISO Code: SPUN120308T F40M, 90 deg Included Angle, 10 deg Relief Angle, Left Hand/Right Hand Cutting, Carbide, TiAlN/TiN Coated, Material Grade: P, For Use On: Steel