1"-8 x 5" Heavy Hex Cap Screw – A307 Grade B, Coarse Thread (PT), Zinc CR+3 (U.S.A.)

Heavy‑duty 1"-8 x 5" A307 Grade B heavy hex cap screw, manufactured in the U.S.A. and finished with a Zinc CR+3 coating for superior corrosion resistance, reliability, and long‑lasting performance in demanding environments. Features partial coarse threading (PT) for improved shear strength and secure load engagement, paired with a heavy hex head that provides expanded wrenching area and excellent load distribution. Ideal for structural connections, construction projects, industrial equipment assembly, anchoring applications, and any installation requiring rugged, high‑strength hardware with added corrosion protection.