7/8"-9 x 3" Heavy Hex Cap Screw – A307 Grade B, Coarse Thread (PT), Plain (USA)

Heavy‑duty 7/8"-9 x 3" A307 Grade B heavy hex cap screw, manufactured in the USA with a durable plain, uncoated steel finish for strong, reliable performance in construction, industrial, and structural applications. Features partial coarse threading (PT) for improved shear strength and a heavy hex head that provides increased wrenching surface and superior load distribution. Ideal for demanding fastening jobs requiring consistent quality, strong holding power, and long‑lasting durability.