Mitsubishi Materials USA Corp Turning Insert, DNMG Insert, 432 Insert, Rhombic, 12.7 mm Inscribed Circle, 4.76 mm Thickness, MA Chipbreaker, 0.8 mm Corner Radius, 5.16 mm Hole Dia, Manufacturer's Grade: US735, ANSI Code: DNMG432MA US735, ISO Code: DNMG150408-MA US735, 55 deg Included Angle, Neutral Cutting, Carbide, Coated