Hillman 1/4 in. x 4-1/2 in. Zinc-Plated Carriage Bolts (100-Pack)

Durable zinc-plated steel carriage bolts for wood fastening projects. The round head with square neck resists spin-out, delivering secure installs in decks, fences, and general construction.

Key Features:

• Corrosion-Resistant Finish: Zinc plating helps protect against rust for indoor and outdoor projects.
• Secure Grip: Square neck under round head locks into wood to prevent bolt rotation during tightening.
• Standard Thread: 1/4-20 UNC right-hand threads for compatibility with common nuts and washers.
• Reliable Strength: Grade 2 steel construction for everyday structural fastening.
• Contractor Pack: Bulk 100-count for efficient jobsite or shop replenishment.

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What size nut fits these bolts?
A: They are 1/4-20 UNC threads; use standard 1/4-20 nuts and washers.

Q: Are these suitable for outdoor use?
A: Yes, the zinc plating offers basic corrosion resistance; for harsh coastal environments, consider hot-dip galvanized or stainless.

Q: What materials are these designed for?
A: Primarily for wood connections; the square neck seats into wood to prevent spinning.

Q: What is the bolt length measured from?
A: Carriage bolt length is measured from under the head to the end of the threads—these are 4-1/2 inches long.

Q: What grade are the bolts?
A: Grade 2 steel, suitable for general-purpose fastening.

Quiet Strength for Clean, Classic Joinery

There’s an elegant simplicity to a round carriage head—smooth, unobtrusive, and impeccably functional. The zinc-plated finish delivers a crisp, hardware-store sheen that complements pale woods and painted surfaces alike. Use these in rhythm along a garden gate or bench for a tailored, crafted look. It’s the understated detail that elevates everyday builds into refined, lasting pieces.

Equip your next build with these zinc-plated carriage bolts and enjoy secure, professional results in every connection.