1/2-13X5 3/4 Coarse Thread Hex Cap Screw Grade 5 Zinc (Pack Qty 100) BC-5092CH5O

Has greater tensile strength than a Grade-2. Yield-to-tensile ratio is the lowest of all heat treated steels Grade-5 cap screws shall be heat treated, oil or water quenched, at the option of the manufacturer, and tempered at a minimum tempering temperature of 800°FYou may also like 1/2X9 Hex Lag Screw Zinc Gimlet Point (Pack Qty 40) BC-50144L.