Seco Turning Insert, TNMG Insert, 270612 Insert, Triangular Shape, 7 mm Maximum Depth of Cut, 15.88 mm Inscribed Circle, 6.35 mm Thickness, 27.5 mm Length, 27 Seat, Negative/Positive Rake, M5 Chipbreaker, 1.2 mm Corner Radius, 6.35 mm Diameter Hole, Manufacturers Grade: TP40, ANSI Code: TNMG543-M5 TP40, ISO Code: TNMG270612-M5 TP40, 60 deg Included Angle, 0 deg Relief Angle, Neutral Cutting Direction, Carbide, TiC/TiCN/TiN, Material Grade: M/P, For Use On: Stainless Steel and Steel