Meet the Hillman 5/8 in. diameter, 12 in. long hex bolt—a reliable, general-purpose fastener engineered for lasting performance in wood-to-metal and metal-to-metal assemblies. Crafted from durable steel and finished with zinc plating, this bolt resists corrosion while providing the strength you need for everyday projects.
- 5/8 in. diameter with a coarse 11 TPI thread for quick, confident bite in softer materials like wood and light metals.
- 12 in. overall length to handle substantial thicknesses and allow secure clamping with standard nuts and washers.
- Durable steel with a zinc-plated finish that offers moisture resistance and a clean, polished look.
- Grade 2 construction—versatile for general-purpose applications where high-load performance isn’t required.
- Hex bolt head designed for easy driving with common wrenches or sockets; works with standard hex nuts and washers.
- Sold in a boxed package containing 25 bolts for convenient bulk use on multiple projects.
Ideal for a wide range of projects—from deck attachments and fencing to machinery assemblies and structural fastenings in non-marine environments—this Hillman hex bolt delivers dependable strength without complicating your toolkit. The coarse thread bites quickly, reducing installation time and helping you achieve secure, gap-free connections even when pre-drilling is minimal.
Practical tips for best results:
- Pair with matching hex nuts and flat washers to distribute load and protect material surfaces.
- Use appropriate pilot holes when working with hardwoods to prevent splitting and ensure steady alignment.
- Keep bolts dry and clean to maintain the zinc finish’s corrosion resistance over time.
Choose this Hillman 5/8 in. x 12 in. hex bolt when you need a sturdy, easy-to-install fastener that delivers reliable performance across a variety of common home and workshop projects. It’s a practical, no-nonsense solution for builders who value consistency, ease of use, and lasting value in their hardware.