Bulk 5/8"-11 Grade B Heavy Hex Bolts (A307, Coarse Thread, Zinc CR+3) Length:200 Qty - 5/8"-11 x 2-1/4" (PT) Monster Bolts has been a

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DIN 960 (Partial Thread)

coarse thread only

Carriage bolts feature a smooth

Bulk 5/8"-11 Grade B Heavy Hex Bolts (A307, Coarse Thread, Zinc CR+3) Length:200 Qty - 5/8"-11 x 2-1/4" (PT) Monster Bolts has been aBulk 5 8" 11 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 5 8" 11 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