Hillman Galvanized Carriage Bolts, 5/16 in. x 6 in., 50-Pack

Heavy-duty hot-dipped galvanized steel carriage bolts for fastening wood-to-wood or wood-to-metal with superior rust resistance. The domed head and square neck lock into place for a clean, semi-flush finish without a washer. Ideal for outdoor projects, decking, fencing, and structural assemblies.

Key Features:

• Corrosion Protection: Hot-dipped galvanization resists rust for long-lasting outdoor performance
• Clean Finish: Domed head provides a semi-flush appearance and eliminates the need for a washer
• Self-Locking Design: Square neck prevents spinning for easier installation in wood
• Durable Build: Grade 2 steel with coarse threads for reliable fastening
• Bulk Value: 50-piece boxed pack for project efficiency

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What materials can these carriage bolts be used with?
A: They’re designed to fasten a wooden face to wood or metal frames; the square neck bites into wood to prevent spinning.

Q: Are these suitable for outdoor use?
A: Yes. The hot-dipped galvanized finish offers strong rust resistance, making them ideal for exterior applications.

Q: Do I need washers under the head?
A: No. The flat, domed head is intended to create a semi-flush finish without a washer.

Q: What nut type should I use?
A: Use matching 5/16 in. coarse-thread (SAE) nuts and washers as needed on the threaded end.

Q: How many bolts are in the package?
A: 50 bolts per retail package.

Sculpted Utility with a Weathered Edge

The domed profile and galvanized sheen lend a refined industrial note to outdoor structures. Its square-neck detail locks into wood, creating a clean, uninterrupted surface that feels intentional. Pair with cedar or painted pickets to elevate fencing and deck railings with subtle hardware accents. A must-have for polished, durable builds that embrace luxury in the details.

Secure your projects with galvanized reliability—add this 50-pack of Hillman carriage bolts to your cart today.