Sandvik Coromant Milling Insert, Series: CoroMill 200, RCKT Insert, 09T3 Insert, Round, 3/8 in Inscribed Circle, 0.156 in Thickness, PH Chipbreaker, 0.187 in Corner Radius, Positive Rake, 7 deg Lead Angle, 0.157 in Hole Dia, Manufacturers Grade: 4220, ANSI Code: RCKT 09 T3 00-PH 4220, ISO Code: RCKT 09 T3 00-PH 4220, Ambidextrous Hand, Carbide, TiCN/Al2O3/TiN, Material Grade: H, K, P, Hardened Steel, Cast Iron and Steel Material Application