[25 PKG] A307 Grade A Steel Hot Dipped Galvanized Coarse Carriage Bolts 3/8-16 x 5

Engineered for demanding timber connections, the A307 Grade A steel carriage bolts are finished with hot-dipped galvanization for superior corrosion resistance in outdoor applications. Sized at 3/8-16 x 5, these coarse-thread bolts deliver a secure, durable fastening for decks, fences, and other wood-to-wood assemblies.

• Material: A307 Grade A steel
• Finish: Hot-dipped galvanized for long-lasting corrosion resistance
• Size: 3/8-16 x 5 (diameter 3/8″, 16 threads per inch, length 5″)
• Thread: Coarse
• Head: Carriage bolt head with a square neck under the head to prevent turning during installation
• Applications: Wood-to-wood connections for decks, fences, pergolas, and other outdoor timber projects

Designed for outdoor use, the hot-dipped galvanized coating provides corrosion resistance in rain, humidity, and fluctuating temperatures. These bolts install with standard nuts and washers for a secure connection in tough timber projects.

Choose the A307 Grade A steel carriage bolts for dependable performance, longevity, and a reliable solution for timber construction and DIY outdoor builds.