Drill Rod & Tool Steels 465

A2 Air-Hardening Flat Stock: 5/8″ Thick, 5/8″ Wide, 18″ Long, ±0.001″ Thickness Tolerance +/- 0.062 Inch Long Tolerance, + 0.000-0.005 Inch Wide Tolerance, +/- 0.001 Inch Thickness Tolerance, +/- 0.001 Inch Square Tolerance, AISI Type A2 Air Hardening