Hot-Dipped Galvanized Carriage Bolts, 1/2 in. x 5-1/2 in., 25-Pack

Durable Hillman carriage bolts engineered for wood-to-wood or wood-to-metal connections. Hot-dipped galvanized steel resists corrosion for outdoor and coastal applications, with a smooth dome head and square neck for secure, flush fastening.

Key Features:

• Corrosion-Resistant Protection: Hot-dipped galvanization stands up to moisture and outdoor exposure
• Secure, Flush Fit: Dome head with square neck locks into wood to prevent spinning—no washer needed
• Strong Steel Construction: Grade 2 steel for reliable fastening in structural projects
• Coarse SAE Threads: Easy engagement and holding power for general-purpose builds
• Value Pack: 25 bolts per boxed pack for efficient stocking and project use

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What size are these carriage bolts?
A: They are 1/2 inch diameter by 5-1/2 inch length with coarse SAE threads.

Q: Are they suitable for outdoor use?
A: Yes. The hot-dipped galvanized finish provides robust rust prevention for outdoor and marine-adjacent environments.

Q: Do I need a washer or a driving tool for the head?
A: The dome head provides a semi-flush finish and the square underside locks into wood, eliminating the need for a washer and a driving tool for the head.

Q: What material and grade are the bolts?
A: They are Grade 2 steel with a hot-dipped galvanized finish.

Q: How many bolts come in the package?
A: 25 bolts per retail package.

A Clean, Industrial Accent with Enduring Strength

The softly domed head and silvery galvanized sheen bring a refined industrial note to exposed joinery. Its square-neck detail creates a crisp, tailored fit that feels intentional and polished. Use these bolts to punctuate outdoor benches or rustic tables—function meeting form with subtle flair. Essential hardware that elevates utility to a quiet luxury.

Choose Hillman galvanized carriage bolts for a clean, secure install that lasts in any environment.