Seco Turning Insert, WNMG Insert, 080408 Insert, Trigon, 5 mm Maximum Depth of Cut, 12.7 mm Inscribed Circle, 4.76 mm Thickness, 08 Seat, Negative Rake, M6 Chipbreaker, 0.8 mm Corner Radius, 5.15 mm Hole Dia, Manufacturer's Grade: TP1500, ANSI Code: WNMG432-M6 TP1500, ISO Code: WNMG080408-M6 TP1500, 80 deg Included Angle, 0 deg Relief Angle, Neutral Cutting, Carbide, CVD-TiCN+Al2O3 Coated, Material Grade: P, For Use On: Steel