Bulk 5/16"-18 Grade A Hex Bolts (A307, Coarse Thread, Low Carbon, Plain) Length:300 Qty - 5/16"-18 x 6-1/2" (PT) Secure your assemblies with our

Secure your assemblies with our M4-0

Apply consistent pressure to ensure the #3 self-drilling tip cuts effectively

along with moderate corrosion resistance

Coarse Threads: 3/8"-16 coarse threads ensure reliable fastening in a variety of heavier-duty applications

making them ideal for a range of applications where durability is essential

Bulk 5/16"-18 Grade A Hex Bolts (A307, Coarse Thread, Low Carbon, Plain) Length:300 Qty - 5/16"-18 x 6-1/2" (PT) Secure your assemblies with ourBulk 5 16" 18 Grade A Hex Bolts (A307, Coarse Thread, Low Carbon, Plain) Reliable Fasteners for Construction, Industrial, and Structural Applications For high strength, secure fastening, trust 5 16" 18 ASTM A307 Grade A Hex Bolts. Manufactured from low carbon steel with a plain (uncoated) finish, these bolts provide durability for infrastructure, heavy duty structural projects, and general purpose fastening. Note PT = Partial Thread Key Specifications