Bulk 1-1/2"-6 Grade A Hex Bolts (A307, Coarse Thread, Low Carbon, Plain) Size_1-1/4"-7 Marine-Grade Durability: Perfect for projects

Marine-Grade Durability: Perfect for projects exposed to water

Marine and Boating: Designed to withstand saltwater exposure and extreme conditions

Thread Type: Coarse Thread for quick penetration in drywall/wood

Thread Profile: Fine (UNF) Thread for secure

Bulk 1-1/2"-6 Grade A Hex Bolts (A307, Coarse Thread, Low Carbon, Plain) Size_1-1/4"-7 Marine-Grade Durability: Perfect for projectsBulk 1 1 2" 6 Grade A Hex Bolts (A307, Coarse Thread, Low Carbon, Plain) Heavy Duty Fasteners for Construction, Industrial, and Structural Applications For high strength, reliable fastening, trust 1 1 2" 6 ASTM A307 Grade A Hex Bolts. Manufactured from low carbon steel with a plain (uncoated) finish, these bolts are a top choice for infrastructure, structural, and industrial fastening applications. Note PT = Partial Thread Key Specifications Material: