Sandvik Coromant Milling Insert, Series: CoroMill® 331, R/L331.1A..H-WL Insert, 54515 Insert, Rectangle Shape, 0.256 in Inscribed Circle, 0.175 in Thickness, 0.374 in Width, 0.256 in Length, WL Chipbreaker, 0.06 in Corner Radius, Neutral Rake, 90 deg Lead Angle, Manufacturer's Grade: 1130, ANSI Code: L331.1A-05 45 15H-WL1130, ISO Code: L331.1A-05 45 15H-WL1130, Left Hand of Insert, Carbide, PVD-AlTiCrN Coated, Material Grade: M, P, S, Steel, Stainless Steel and Heat Resistant Super Alloys Material Application