Hot-Dipped Galvanized 1/4 in. x 1 in. Carriage Bolts (100-Pack)

These Hillman carriage bolts fasten a wood face to wood or metal with a smooth, low-profile domed head. Made of steel with a hot-dipped galvanized finish for best-in-class rust resistance, they’re ideal for outdoor projects and harsh environments.

Key Features:

• Outdoor-Ready Protection: Hot-dipped galvanized steel resists rust and corrosion for long-lasting performance
• Secure Fit: Square shoulder locks into wood to prevent bolt spin—no washer needed under the head
• Clean, Low-Profile Look: Smooth, domed head sits semi-flush where spacing is tight
• Versatile Applications: Fastens wood to wood or metal for fences, decks, docks, pergolas, and more

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What size are these bolts?
A: Each bolt is 1/4 inch diameter by 1 inch length (SAE).

Q: What material and finish are used?
A: They are steel bolts with a hot-dipped galvanized finish for superior corrosion resistance.

Q: Do I need to pre-drill?
A: Yes. Drill a hole that matches the 1/4 inch bolt diameter for proper installation.

Q: Are nuts included?
A: Package contains carriage bolts only; nuts and washers are typically sold separately.

Q: What thread type do these use?
A: These bolts use coarse threads (Grade 2).

Effortless Utility with a Clean, Crafted Finish

The gentle dome of these carriage bolts brings a tailored, streamlined note to outdoor builds. I love how the square neck tucks in neatly, keeping surfaces smooth and visually calm. Use them in rhythmic spacing along a cedar fence or dock for a subtle, industrial punctuation. Their galvanized sheen and quiet strength make them a polished essential for refined, durable outdoor living.

Choose Hillman galvanized carriage bolts today for a clean look and dependable hold on your next outdoor project.