1/2″ X 1/2″ 82 Degree Piloted Countersink, WELCS16-1

Weldon Countersinks and Deburring Tools, Style 2, Min Dia of Cut 1/2, Max Dia Of Cut 1/2, Shank B 1/2, O.A.L. 2-13/16, D 15/16, E 1-9/16, I 1/4