Hillman 3/8 in. x 5-1/2 in. Hot-Dipped Galvanized Steel Carriage Bolts, 50-Pack
SKU: 50796248617

Hillman 3/8 in. x 5-1/2 in. Hot-Dipped Galvanized Steel Carriage Bolts, 50-Pack

Sale price$61.19 Regular price$67.99
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Description

Hillman 3/8 in. x 5-1/2 in. Hot-Dipped Galvanized Steel Carriage Bolts, 50-Pack3 8 in. x 5 1 2 in. Galvanized Carriage Bolts (50 Pack) Heavy duty Hillman carriage bolts for fastening wood to wood or wood to metal with a clean, semi flush finish. Made of steel with a hot dipped galvanized coating for robust corrosion resistance in outdoor and coastal applications. Key Features: Corrosion Resistant Finish: Hot dipped galvanized steel stands up to weather and moisture Secure, Flush Fit: Domed head with square neck resists spin and

3/8 in. x 5-1/2 in. Galvanized Carriage Bolts (50-Pack)

Heavy-duty Hillman carriage bolts for fastening wood-to-wood or wood-to-metal with a clean, semi-flush finish. Made of steel with a hot-dipped galvanized coating for robust corrosion resistance in outdoor and coastal applications.


Key Features:

  • Corrosion-Resistant Finish: Hot-dipped galvanized steel stands up to weather and moisture
  • Secure, Flush Fit: Domed head with square neck resists spin and eliminates separate washer on wood
  • Versatile Use: Ideal for decks, fences, docks, and general framing
  • SAE Coarse Thread: Easy assembly and strong hold with compatible nuts/washers
  • Contractor Pack: 50 bolts per box for efficient jobsite stocking

Specifications Table:

Specification Details
Diameter 3/8 inch
Length 5-1/2 inch
Material Steel
Finish Hot Dipped Galvanized
Thread Type Coarse (SAE)
Grade 2
Head Style Carriage (round head with square neck)
Number in Package 50
Packaging Type Boxed
Intended Use Wood-to-wood or wood-to-metal fastening
Package Dimensions (L x W x H) 6.8 in x 4.5 in x 3.3 in
Package Weight 8.7 lb

Frequently Asked Questions (FAQ):

Q: What size are these bolts?
A: They are 3/8 in. diameter by 5-1/2 in. length with coarse (SAE) threads.


Q: What materials are they made from?
A: Steel with a hot-dipped galvanized finish for enhanced rust protection.


Q: Where should I use these?
A: They’re suited for wood-to-wood or wood-to-metal connections in outdoor projects like decks, fences, and docks.


Q: Do they include nuts and washers?
A: This pack contains bolts only; purchase compatible 3/8 in. nuts and washers separately.


Q: What grade are these bolts?
A: They are Grade 2 carriage bolts.


Quiet Strength for Outdoor Builds

These carriage bolts bring a refined, utilitarian polish to outdoor structures, lending a subtle, architectural detail to deck rails and garden gates. The domed head sits like a tailored button, clean and composed, while the galvanized sheen whispers durability. Pair them with cedar or weathered oak for a timeless, coastal sensibility. It’s the discreet hardware choice that elevates craftsmanship to a luxe standard.


Secure your next outdoor project with these galvanized carriage bolts—built to resist the elements and finish the job right.

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: 50796248617

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Janie Bryson
Lake Worth, US
★★★★★ 5
Great gift for men who have everything for garage
Bought these as a gift for a man who has everything but these hooks. He loved them. size was perfect for garage and the magnetic strength was great.
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Reviewed in the United States on May 18, 2026
J
Verified Purchase
Jane Gray
Lexington, US
★★★★★ 5
good quality
Size: 4" - Black, Style: Open Hooks
Really strong magnets. Holds up stall cleaning forks on the trailer wall even when under way
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Reviewed in the United States on April 4, 2026
H
Verified Purchase
heather
Draper, US
★★★★★ 5
Good product
Size: 2.5", Style: Closed Hooks
Strong magnets that stay on wall once applied. Definitely holds the weight that it says it holds on the product. Good size to hold my halters in my barn. Would buy again and I think the price was a little high for this product, but it was worth the purchase.
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Reviewed in the United States on May 26, 2026
P
Verified Purchase
P. Fuller
Cuba, US
★★★★★ 5
Versatile and Sturdy Storage Solution
Size: 2.5" & 4" - 4 Pack, Style: Open Hooks, Size: 2.5" & 4" - 4 Pack, Style: Open Hooks
The GATOR MAGNETICS Open Storage Hook has been a great (pricey) solution for adding hooks that are strong and useful. Its simple yet robust design makes it incredibly versatile for various uses around the house. The hook feels sturdy and durable, capable of holding a surprising amount of weight without bending or warping. Installation is as easy as blinking your eyes; the really strong magnets allow for easy attachment to any magnetic surface, and the hook remains securely in place. I've used it for hanging lights and bags in my office and bedroom, providing a neat and accessible storage solution in any setting. The open design ensures quick access to items without the hassle of removing them from a closed loop, which is a fantastic convenience. The magnet seems to be protected well enough with a rubber surface so that I don't have to worry about damaging my tables that I have attached these hooks. In terms of value for money, this storage hook is pricey but no competition that I've seen with the same level of durability and convenience. I'm impressed by its performance and versatility, making it a must-have for anyone looking to organize their space efficiently. Pros: Sturdy and durable build quality Easy magnetic installation on metal surfaces Versatile usage for multiple items Convenient open design for quick access Doesn't damage surfaces Cons: None that I've encountered so far! (Maybe price?) Overall, I highly recommend the GATOR MAGNETICS Open Storage Hook for its durability, versatility, and exceptional functionality. It's a small investment that brings significant organization and efficiency to any space.
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Reviewed in the United States on November 21, 2023
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Verified Purchase
Roy Cox
San Leandro, US
★★★★★ 5
Amazingly strong and versatile
Size: 2.5" & 4" - 4 Pack, Style: Open Hooks
I saw these advertised on Instagram and immediately purchased a 4 pack. I really wanted them to work but after trying them on 4-5 different steel surfaces I couldn't'[t get any of them to stick well or hold anything heavier than a wet towel. Maybe a bad batch? A shame. The company took the time to reach out to me after seeing my first review where the hooks wound stick to metal poles in my studio. I definitely was not expecting them to reach out to address my issues with the hooks I purchased and returned. After trying the new replacement hooks out I now could not be more impressed! They are strong, well made and easy to use. The hooks and the magnetic baskets are phenomenal and I highly recommend them. I did a test with the hooks, which held a 75 lb weight with no issues on the side of a craftsman tool box! It seems that any early product issues are fixed. The customer service is fantastic and they really took the time to address the issues and keep their customers coming back happy. Well done! Gator Magnetics is definitely a class act in my book!
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Reviewed in the United States on April 15, 2024

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