Description
Engineered for heavy-duty wood-to-wood assemblies, our A307 Grade A steel hot-dipped galvanized coarse carriage bolts in 5/8-11 x 10 size deliver lasting strength and corrosion resistance for outdoor projects.
These carriage bolts feature a round head and a square neck that fits into wood to prevent turning during tightening. The coarse thread provides broad bite for dependable assemblies in soft or seasoned lumber.
Key specifications
- Material: A307 Grade A steel
- Finish: Hot-dip galvanized for corrosion resistance
- Diameter: 5/8 in
- Thread: 11 TPI (coarse)
- Length: 10 in
- Head style: Round carriage bolt with square neck
- Application: Ideal for deck frames, fencing, lumber connections, and outdoor structures
To install, pair with matching nuts and washers as needed. Ensure pre-drilled pilot holes as appropriate for your lumber species, and drive until the head sits flush for secure, clean connections.
Choose these A307 Grade A steel hot-dipped galvanized carriage bolts when you need reliable, weather-resistant fasteners that stand up to the elements while delivering straightforward, no-turn installation in woodworking projects.
Can We Help?
If you’re not sure that this product is right for you, give us a call!
800-222-0324

