Hillman 5/16 in. x 2-1/2 in. Stainless Steel Carriage Bolt, 25-Pack
SKU: 47864549668

Hillman 5/16 in. x 2-1/2 in. Stainless Steel Carriage Bolt, 25-Pack

Sale price$34.19 Regular price$37.99
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

Hillman 5/16 in. x 2-1/2 in. Stainless Steel Carriage Bolt, 25-PackStainless Steel Carriage Bolts, 5 16 in. x 2 1 2 in. (25 Pack) Durable Hillman stainless steel carriage bolts designed for fastening wood to wood or metal with a clean, semi flush finish. The square neck locks into place to prevent spinning, and stainless construction resists rust for long lasting outdoor performance. Key Features: Rust Resistant Stainless Steel: Superior corrosion protection for outdoor and marine applications Self Locking Square

Stainless Steel Carriage Bolts, 5/16 in. x 2-1/2 in. (25-Pack)

Durable Hillman stainless steel carriage bolts designed for fastening wood to wood or metal with a clean, semi-flush finish. The square neck locks into place to prevent spinning, and stainless construction resists rust for long-lasting outdoor performance.


Key Features:

  • Rust-Resistant Stainless Steel: Superior corrosion protection for outdoor and marine applications
  • Self-Locking Square Neck: Prevents bolt spin during installation for easier fastening
  • Smooth Domed Head: Creates a semi-flush finish and eliminates the need for a washer under the head
  • Coarse Thread SAE: Reliable grip in wood and metal framing
  • Convenient 25-Pack: Boxed C-Pak for efficient project and jobsite use

Specifications Table:

Specification Details
Brand Name Hillman
Material Stainless Steel
Diameter 5/16 inch
Length 2-1/2 inch
Thread Type Coarse
Unit of Measurement SAE
Number in Package 25 pack
Packaging Type Boxed
Head Style Domed carriage head
Neck Style Square neck, self-locking

Frequently Asked Questions (FAQ):

Q: What size are these carriage bolts?
A: They are 5/16 inch diameter by 2-1/2 inch length with coarse SAE threads.


Q: Do I need a tool to hold the head during installation?
A: No. The square neck under the domed head locks into the material to prevent spinning.


Q: Are these suitable for outdoor use?
A: Yes. Stainless steel provides superior rust prevention, ideal for outdoor and damp environments.


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


Q: What materials can these fasten?
A: They are designed to fasten a wooden face to a wood or metal frame.


A Sleek, Polished Fastener for Clean, Modern Builds

The domed head and streamlined silhouette bring a refined, unobtrusive detail to decks, benches, and custom millwork. Stainless steel lends a luminous, architectural finish that pairs beautifully with natural woods. Use them to create crisp, flush surfaces where hardware should whisper, not shout. These bolts are the quiet luxury essential for enduring outdoor craftsmanship.


Choose Hillman stainless carriage bolts for a clean finish and rust-proof strength—perfect for your next outdoor build.

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: 47864549668

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4.7 ★★★★★
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Holly
Boise, US
★★★★★ 5
Great Dividers
Size: 6 Panel-120"W, Color: Beige
Love these!! Many uses. Simple, nice looking, sturdy overall. Well made. Bought to divide the unsightly storage area from the calm rest area in the basement. Also, these worked well for our garage party where the dividers let light and air in, though blocked the view of our party area from the cars driving by.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 14, 2026
D
Verified Purchase
Danielle Mendoza
Draper, US
★★★★★ 5
Great purchase!
Size: 6 Panel-120"W, Color: Beige
Beautiful. Easy to assemble and sturdy. Material is durable. Best room divider.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
M
Verified Purchase
Melissa
Battle Creek, US
★★★★★ 5
Just what I needed
Size: 4 Panel-136"W, Color: Black
I have a one bedroom apt and my son stays with me half the time. He has an air mattress in the living room until I can afford a 2 bedroom. But he’s in his early teens and needs privacy. I bought this after looking online at may of these. I’m so glad I went with this one. It covers his air mattress 3/4 of the way around and now he has his own little nook. I also gave him some led lamps and he might it like his own little nightclub. He LOVES it. And now he’s excited to be in his space. The quality is so good and there’s no see through, no gaps, it’s perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 24, 2026
J
Verified Purchase
Jonas4321
Charlottesville, US
★★★★★ 4
Instructions could be clearer, but assembles well and is sturdy
Size: 3 Panel-102"W, Color: Black
The only reason for the lack of a star is the iffy instructions. There are a few different washers and the instructions could make the difference a LOT easier to understand and thereby reduce the need to re-do things. Other than that, the panels were easy to assemble and the parts fit well together. I was able to disassemble the screens and store them for a future use, which is nice. One caution - the feet that make the panels stand up will likely be a trip hazard, so be sure to plan the location for this device carefully.
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Reviewed in the United States on September 8, 2025
E
Verified Purchase
Emily Heater
Waukegan, US
★★★★★ 5
Awesome product!!!
Size: 3 Panel-102"W, Color: Beige, Size: 3 Panel-102"W, Color: Beige
This thing is really awesome. I actually bought 2 of them and made myself a nice little enclosure to keep out any peeping Toms while I’m trying to work on my summer tan. What I was looking for is FULL privacy and this DEFINITELY provides that. Fabric is completely opaque, you cannot see anything through it which is exactly what I needed. Another huge bonus is the strips of fabric to cover the spaces in between the panels, giving TRUE privacy. This is a really well-made product, great design, great structure, and pretty easy to put together overall. The only downside is that with strong gusts of wind, it wants to tip over so as you can see I secured the bottom feet with a couple bricks to make it stable and that did the trick. But to me that is a minor inconvenience given all its other great aspects. So many other privacy dividers were still see-through… totally defeating the purpose. But this one is absolutely full privacy and PERFECT for what I needed it for!!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2024

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