Sandvik Coromant Milling Insert, Series: CoroMill 490, 490R/L..M-PL Insert, 08T308 Insert, Squared, 0.335 in Inscribed Circle, 0.13 in Thickness, 0.335 in Width, 0.335 in Length, PL Chipbreaker, 0.031 in Corner Radius, Positive Rake, 90 deg Lead Angle, 0.1102 in Hole Dia, Manufacturers Grade: 530, ANSI Code: 490R-08T308M-PL 530, ISO Code: 490R-08T308M-PL 530, Right Hand, Carbide, Uncoated, Material Grade: H, M, P, Hardened Material, Steel and Stainless Steel Material Application