Enhance your outdoor and timber projects with the A307 Grade A Steel Hot Dipped Galvanized Coarse Carriage Bolts. Crafted from durable Grade A carbon steel and finished with a hot-dipped galvanized coating, these bolts deliver reliable corrosion resistance and long service life in exposed environments.

Featuring a coarse thread for quick, secure wood-to-wood connections and a square neck under the rounded head to prevent turning during installation, these carriage bolts are ideal for decks, fences, sheds, and other timber assemblies. The standard 3/4″-10 x 11 size ensures compatibility with common lumber and fittings.

Key Features

• Material: A307 Grade A carbon steel
• Finish: Hot-dipped galvanized (HDG) coating for superior corrosion resistance
• Head and neck: Carriage bolt with a square neck under the rounded head to prevent rotation
• Thread: Coarse 3/4″-10 (10 TPI) for quick driving in wood
• Dimensions: 3/4″ diameter, 11″ length

Specifications

• Size: 3/4″-10 x 11
• Material: A307 Grade A carbon steel
• Finish: Hot-dip galvanized
• Best uses: Outdoor decks, fencing, timber connections, and other wood-to-wood assemblies