Sandvik Coromant Milling Insert, Series: CoroMill® 331, R/L331.1A..H-WL Insert, 115023 Insert, Rectangle Shape, 0.453 in Inscribed Circle, 0.195 in Thickness, 0.453 in Width, WL Chipbreaker, 0.09 in Corner Radius, Positive Rake, 90 deg Lead Angle, 0.181 in Diameter Hole, Manufacturer's Grade: S30T, ANSI Code: L331.1A-11 50 23H-WLS30T, ISO Code: L331.1A-11 50 23H-WLS30T, Left Hand of Insert, Carbide, PVD-TiAlN2 Coated, Material Grade: M, S, Stainless Steel and Heat-Resistant Super Alloys Material Application