Seco Turning Insert, TNMG Insert, 270616 Insert, Triangular, 7 mm Maximum Depth of Cut, 15.88 mm Inscribed Circle, 6.35 mm Thickness, 27.5 mm Length, 27 Seat, Negative Rake, MR4 Chipbreaker, 1.6 mm Corner Radius, 6.35 mm Hole Dia, Manufacturers Grade: 883, ANSI Code: TNMG544-MR4 883, ISO Code: TNMG270616-MR4 883, 60 deg Included Angle, 0 deg Relief Angle, Neutral Cutting, Carbide, Uncoated, Material Grade: S, For Use On: Super Alloys and Titanium