7/8"-9 x 5" Heavy Hex Cap Screw – A307 Grade B, Coarse Thread (PT), Zinc CR+3 (U.S.A.)

Heavy‑duty 7/8"-9 x 5" A307 Grade B heavy hex cap screw, proudly manufactured in the U.S.A. and finished with a Zinc CR+3 coating for excellent corrosion resistance and durable performance in demanding environments. Features partial coarse threading (PT) for enhanced shear strength and secure load engagement, paired with a heavy hex head that delivers increased wrenching area and superior load distribution. Ideal for construction projects, structural connections, industrial equipment assembly, anchoring applications, and any installation requiring strong, reliable hardware with added corrosion protection.