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

Heavy‑duty 1"-8 x 3" A307 Grade B heavy hex cap screw, manufactured in the U.S.A. and finished with a protective Zinc CR+3 coating for superior corrosion resistance and long‑lasting durability. Features full coarse threading (FT) for strong, consistent thread engagement, paired with a heavy hex head that offers greater wrenching area and optimal load distribution. Ideal for construction, structural connections, industrial equipment assembly, anchoring applications, and any demanding installation requiring strong, reliable hardware with added corrosion protection.