3/8 in. x 2-1/2 in. Galvanized Carriage Bolts (50-Pack)

Heavy-duty Hillman carriage bolts with hot-dipped galvanized steel for superior corrosion resistance. Ideal for fastening wood to wood or metal, the square neck locks into place for a clean, semi-flush finish. Coarse-thread Grade 2 bolts designed for reliable outdoor and structural use.

Key Features:

• Corrosion Protection: Hot-dipped galvanized steel resists rust for long-lasting outdoor performance
• Clean Finish: Rounded head eliminates the need for a washer and sits semi-flush
• Self-Locking Neck: Square underside prevents spinning during installation
• Durable Build: Grade 2 steel with coarse threads for strong fastening
• Bulk Value: 50 bolts per boxed pack for jobs and repeat use

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What materials are these bolts made from?
A: Steel with a hot-dipped galvanized finish for enhanced corrosion resistance.

Q: What applications are these suitable for?
A: Designed to fasten a wooden face to a wood or metal frame; great for decks, fences, and outdoor structures.

Q: Do I need a washer under the head?
A: No—carriage bolt heads provide a semi-flush finish and typically eliminate the need for a washer.

Q: What thread type do these have?
A: Coarse thread in SAE measurement.

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

A Clean, Weather-Ready Fastener for Polished Outdoor Builds

These galvanized carriage bolts offer a sleek, domed profile that keeps surfaces visually quiet while delivering rugged stability. The hot-dipped finish whispers industrial refinement and stands up to the elements with confidence. Use them to anchor timber frames or garden structures where you want streamlined hardware that won’t steal the spotlight. Essential, enduring, and effortlessly chic—perfect for elevated outdoor living.

Secure your next project with these rust-resistant Hillman carriage bolts—add the 50-pack to your cart today.