SKU: 41694165761

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

Sale price$46.79 Regular price$51.99
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Description

Hillman 5/16 in. x 6 in. Hot-Dipped Galvanized Steel Carriage Bolts, 50-PackHillman 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

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:

Specification Details
Brand Hillman
Finish Hot Dipped Galvanized
Material Steel
Grade 2
Diameter 5/16 inch
Length 6 inch
Thread Type Coarse
Unit of Measurement SAE
Head Style Carriage (domed head with square neck)
Number in Package 50 pack
Packaging Type Boxed
Category Carriage Bolts
Package Dimensions 6.8 in L x 4.5 in W x 3.3 in H
Package Weight 6.6 lbs

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.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 41694165761

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GEORGETTE
Massapequa, US
★★★★★ 5
Love them
Color: Rustic Brown + Black
They are very nice. Easy to assemble and what I expected.
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Reviewed in the United States on January 20, 2026
D
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Daniel & Amanda
Pawtucket, US
★★★★★ 5
They are sturdy and practical for the price
Color: White + Gold, Color: White + Gold
Better than I thought they would be for the price. The metal seems very sturdy the shelves you can use or even make your own. I really truly like the way it’s built.
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Reviewed in the United States on April 9, 2026
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Cat Mama
Dallas, US
★★★★★ 5
Love these!
Color: White + Gold, Color: White + Gold
Quality is great- I bought for my blind box collections to show case. Love the hook and shelf option!
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Reviewed in the United States on February 8, 2026
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. Ray
Bozeman, US
★★★★★ 5
Beautiful shelves
Color: Rustic Brown + Black
Love these shelves
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Reviewed in the United States on May 10, 2026
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Jimfo
Charlottesville, US
★★★★★ 5
Worth the money
Size: Large-3SET
This 3-piece pre-oiled bamboo cutting board isfantastic. The carbonized bamboo gives them a rich, warm tone that looks much nicer than standard cutting boards. I really appreciate the variety of sizes. They feel sturdy without being too heavy, and they stay in place well while cutting. Cleanup is easy too—just a quick wash and they’re good to go, with no lingering odors or stains. Overall, this set offers excellent quality, functionality, and value. Great for everyday cooking and a solid upgrade from plastic boards.
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Reviewed in the United States on April 29, 2026

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