A307 Grade A steel hot dipped galvanized carriage bolts deliver reliable, corrosion-resistant performance for outdoor and structural wood connections. This fastener features coarse threads and the robust specifications you need for demanding projects: 3/8-16 thread size and a length of 2 3/4 in.

• Material: ASTM A307 Grade A steel for strength and compatibility with common structural requirements
• Coating: Hot-dipped galvanized to resist rust and weathering
• Thread: Coarse 3/8-16 threading for quick, secure engagement
• Length: 2 3/4 in suitable for a variety of wood-to-wood or wood-to-metal assemblies
• Head style: Traditional carriage bolt design with a domed head and square undercut to minimize turning during installation
• Applications: Ideal for outdoor decking, fencing, framing, and other wood connections where a strong, long-lasting fastener is required

Choose these bolts for durable, economical fastening in environments exposed to moisture and the elements. Pair with compatible nuts and washers for optimal performance and ensure proper installation following standard load guidelines for A307 fasteners.