Hillman 3/8 in. x 7 in. Zinc-Plated Steel Carriage Bolt, 50-Pack
SKU: 44415639453

Hillman 3/8 in. x 7 in. Zinc-Plated Steel Carriage Bolt, 50-Pack

Sale price$53.99 Regular price$59.99
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

Hillman 3/8 in. x 7 in. Zinc-Plated Steel Carriage Bolt, 50-PackHillman 3 8 in. x 7 in. Zinc Plated Carriage Bolts (50 Pack) Durable zinc plated steel carriage bolts for fastening wood to wood or wood to metal connections. The domed head and square neck provide a clean, semi flush finish and resist spinning during installation. Key Features: Strong Steel Construction: Zinc plated steel resists corrosion and delivers reliable clamping force Clean, Semi Flush Finish: Smooth round head eliminates the need for a

Hillman 3/8 in. x 7 in. Zinc-Plated Carriage Bolts (50-Pack)

Durable zinc-plated steel carriage bolts for fastening wood-to-wood or wood-to-metal connections. The domed head and square neck provide a clean, semi-flush finish and resist spinning during installation.


Key Features:

  • Strong Steel Construction: Zinc-plated steel resists corrosion and delivers reliable clamping force
  • Clean, Semi-Flush Finish: Smooth round head eliminates the need for a washer in many applications
  • Self-Locking Square Neck: Prevents bolt spin for easier tightening with a nut
  • Ideal for Wood Projects: Designed to fasten wood to wood or wood to metal frames
  • Convenient Bulk Pack: 50-count box for jobsite efficiency and consistency

Specifications Table:

Specification Details
Diameter 3/8 in
Length 7 in
Material Steel
Finish Zinc-plated
Head Type Round (carriage) with square neck
Thread Type Coarse
Grade 2
Package Quantity 50
Measurement System SAE
Packaging Type Boxed

Frequently Asked Questions (FAQ):

Q: What size are these carriage bolts?
A: They are 3/8 inch diameter by 7 inches long.


Q: What material and finish are they?
A: Steel with a zinc-plated finish for corrosion resistance.


Q: What projects are these best for?
A: They’re commonly used to fasten a wooden face to a wood or metal frame, such as decks, fences, and furniture.


Q: Do I need a tool to hold the head while tightening?
A: Usually no—the square neck under the head locks into the wood to prevent spinning as you tighten the nut.


Q: How many bolts are in the package?
A: 50 bolts per pack.


A Polished, Workhorse Fastener for Clean, Cohesive Builds

The quiet elegance of a domed carriage head brings order and refinement to functional joinery. Its zinc sheen catches light subtly, while the squared neck keeps lines crisp and true. Use them in repeating rhythms across fences or bench slats for a tailored, architectural look. A staple of refined craftsmanship, they’re the discreet detail that elevates everyday structures.


Outfit your next build with reliable, clean-finished fastening—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: 44415639453

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MRH
Pawtucket, US
★★★★★ 5
Functional, Look Great
Color: Brown
These were nice corner shelves that were easy to install, and look great. There are plenty of other options on Amazon that offer more shelves and/or at a lower price, but these ones look nicer than most. Overall they're pretty easy to install. It's not exactly a two-person job, but it is easier if you have help - someone to hold the shelf and a level, and the other to mark the holes. My only other recommendation is to check your L-brackets before you do anything. Some come bent inward, some bent outward. If they're really crooked it will make it hard to wedge the shelf into the corner and may result in uneven measurements/holes, so make sure you straighten them out first.
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Reviewed in the United States on February 25, 2025
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Zara J
Draper, US
★★★★★ 5
Corner shelf
Color: Brown
Great product easy to install
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Reviewed in the United States on December 29, 2025
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Brandon
Lexington, US
★★★★★ 5
Great Tray For Storing My Everyday Carries
Size: 8.5" x 5.8" x 1.9", Color: Black
My everyday carry items (wallet, keys, etc.), used to just get thrown around wherever when I'd get home, but this little tray makes a great, defined, space for me to keep those things when I don't need them on me. The soft lining reduces the obnoxious sound of throwing keys on a hard surface, and of course keeps me from scratching up a surface. The build feels quality and I haven't seen any damage to it yet. Also the all black version with gold buckle looks quite good and adds a subtle touch of luxury. Absolute recommend for the price.
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Reviewed in the United States on April 15, 2026
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David Jordan
Birmingham, US
★★★★★ 5
Just the right size to empty your pockets.
Size: 8.5" x 5.8" x 1.9", Color: Orange
Perfect size to empty my pockets when I get home. Fits my wallet, keys, AirPods, etc. excellent quality.
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Reviewed in the United States on March 21, 2026
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Pilot Wife
Dallas, US
★★★★★ 5
Nice and classy
Size: 8.5" x 5.8" x 1.9", Color: Black
Bought this for my husband for Christmas and he loved it. Super classy elegant well made box. Perfect for bedside nightstand for your watch and rings.
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Reviewed in the United States on December 4, 2025

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