Sandvik Coromant Turning Insert, 1-Sided Basic Shape, Series: CoroTurn 107, RCMT Insert, 1204M0 Insert, Round, 0.189 in Maximum Depth of Cut, 0.472 in Inscribed Circle, 0.187 in Thickness, 12 Seat, Positive Rake, 0.236 in Corner Radius, 0.1732 in Hole Dia, Manufacturers Grade: 4325, ANSI Code: RCMT 12 04 M0 4325, ISO Code: RCMT 12 04 M0 4325, 7 deg Relief Angle, Neutral Cutting, Carbide, TiCN/Al2O3/TiN, Material Grade: K, P, For Use On: Cast Iron and Steel