Sandvik Coromant Grooving Insert, Series: CoroThread 254, 254 Insert, 22 Insert, Triangular, 4.15 mm Cutting Width, 2.6 mm Maximum Depth of Cut, 0 deg Lead Angle, CC Chipbreaker, 0.15 mm Corner Radius, Neutral Rake, 5.5626 mm Thickness, 9.7 mm Length, 12.7 mm Hole Dia, Manufacturers Grade: 1135, ANSI Code: 254LG-22CC01-415 1135, ISO Code: 254LG-22CC01-415 1135, Left Hand Cutting, Carbide, PVD-TiCrAlN+TiN Coated, Material Grade: K, M, N, P, S