12-24X3 1/2 Slotted Round Machine Screw Fully Threaded Zinc (Pack Qty 1,000) BC-1256MSR

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°F