Sandvik Coromant Milling Insert, Imperial, Series: CoroMill® 331, L331 Insert, 11 Insert, Rectangle Shape, 0.1968 in Thickness, 0.4527 in Width, M30 Chipbreaker, 0.0598 in Corner Radius, 90 deg Lead Angle, Manufacturer's Grade: 3040, ANSI Code: L331.1A-115015E-M30 3040, ISO Code: L331.1A-115015E-M30 3040, Left Hand of Insert, Carbide, CVD-TiCN+Al2O3 Coated, Cast Iron and Steel Material Application