Bulk 1"-8 Grade B Heavy Hex Bolts (A307, Coarse Thread, Plain Finish) L-9 and other precision engineering projects

and other precision engineering projects

or moisture demands top-tier durability and strength

Heavy Construction: Ideal for projects requiring maximum holding power and stability in challenging conditions

while the Phillips drive ensures quick and efficient assembly

The knurled cup point design includes serrated ridges that increase friction

Bulk 1"-8 Grade B Heavy Hex Bolts (A307, Coarse Thread, Plain Finish) L-9 and other precision engineering projectsBulk 1" 8 Grade B Heavy Hex Bolts (A307, Coarse Thread, Plain Finish) Heavy Duty Fasteners for Industrial & Structural Applications For high strength structural and industrial fastening applications, choose 1" 8 ASTM A307 Grade B Heavy Hex Bolts. These heavy hex bolts are crafted from low carbon steel with a plain (uncoated) finish, making them ideal for structural steel connections, bridge construction, and industrial assemblies where coatings are