Bulk 1/2"-13 Grade B Heavy Hex Bolts (A307, Coarse Thread, Zinc CR+3) 440366 extending service life and minimizing

extending service life and minimizing maintenance

ensuring exceptional holding power in wood and reliable protection against rust in harsh or moist environments

and structural frameworks

Corrosion Resistance: 18-8 (A2) stainless steel offers dependable rust protection in typical environments

Bulk 1/2"-13 Grade B Heavy Hex Bolts (A307, Coarse Thread, Zinc CR+3) 440366 extending service life and minimizingBulk 1 2" 13 Grade B Heavy Hex Bolts (A307, Coarse Thread, Zinc CR+3) High Strength Fasteners for Structural & Industrial Applications For industrial and structural fastening requiring high strength, trust 1 2" 13 ASTM A307 Grade B Heavy Hex Bolts. These bolts are precision engineered from low carbon steel with a Zinc CR+3 finish for corrosion resistance and durability. Designed for flanged joints in piping systems, steel construction, and heavy