Sandvik Coromant Milling Insert, Series: CoroMill® 790, R790..PH-NM Insert, 220540 Insert, Rectangle Shape, 0.63 in Inscribed Circle, 0.197 in Thickness, 0.63 in Width, NM Chipbreaker, 0.157 in Corner Radius, Positive Rake, 90 deg Lead Angle, 0.2244 in Diameter Hole, Manufacturer's Grade: H13A, ANSI Code: R790-220540PH-NM H13A, ISO Code: R790-220540PH-NM H13A, Right Hand of Insert, Carbide, Uncoated, Material Grade: N, Non-Ferrous Metals Material Application