Seco Turning Insert, WNMG Insert, 080408 Insert, Trigon Shape, 5 mm Maximum Depth of Cut, 12.7 mm Inscribed Circle, 4.76 mm Thickness, 08 Seat, Negative/Positive Rake, MF2 Chipbreaker, 0.8 mm Corner Radius, 5.15 mm Diameter Hole, Manufacturers Grade: TP1501, ANSI Code: WNMG432-MF2 TP1501, ISO Code: WNMG080408-MF2 TP1501, 80 deg Included Angle, 0 deg Relief Angle, Neutral Cutting Direction, Carbide, TiCN/Al2O3, Material Grade: P, For Use On: Steel