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) Made from premium 18-8 stainless

Made from premium 18-8 stainless steel

long-lasting hold

Material: Thru-hardened steel for increased strength

flush-mounted fastening

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

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) Made from premium 18-8 stainlessBulk 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