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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sylvia
Lowell, US
★★★★★ 5
Good pillow case
Color: Dark Grey, Size: 1 Pack Body(20x54)-Regular
It’s a nice soft pillow case. Fits perfectly on my body pillow
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Reviewed in the United States on May 18, 2026
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MJ
Belleville, US
★★★★★ 4
Cooling and comfortable against your skin
Color: Navy Blue, Size: 1 Pack Body(20x54)-Regular
Fits perfectly and feels nice against your skin. Just wish it had a zipper on the end. That would have made it perfect.
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Reviewed in the United States on June 8, 2026
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LegoDude
Carnegie, US
★★★★★ 5
I am stunned
Color: Black, Size: Queen(20x30)
I had no idea what to expect from these. But for as cheap as they were I was willing to just write it off of they weren't that good. I had already picked up a new memory foam pillow to replace my previous memory foam pillow that didn't do well with dissipating heat. This new pillow was fine by itself, but when I put my pillowcase on it, the properties that made it cooling were negated. I'd get a bit of sweat on the side of my head or my neck where it was against the pillow all night. The pillow was supposed to be a cool one, but the pillowcase was not. So I grabbed this set. Smooth, no loose threads anywhere, stitching and seams are all spot on. And it's smooth to the touch. Got it on the pillow, and as soon as I laid my head down on it, I could tell immediately that this was going to be a different result that my other one. Not nearly as warm even after laying on it for a while. No heat buildup, no bits of moisture on the skin after being on it all night. This definitely works well, especially with my cool sleep pillow. Now I can have a far more comfortable nights sleep. For the price, it's a steal. I have no idea what longevity will be, but with two of them, I'm sure I'll get more than my money's worth.
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Reviewed in the United States on August 7, 2023
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Mary Hales
Natrona Heights, US
★★★★★ 5
Soft and cooling
Color: Dark Grey, Size: 2 Pack Queen(20x30)-Regular
Soft, not too thick and wash very well. Feels great against my skin and doesn’t make my hair frizzy. Color was perfect.
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Issyr
Battle Creek, US
★★★★★ 3
Not soft, not wrinkle free
Color: Light Grey, Size: 2 Pack King(20x36)-Regular, Color: Light Grey, Size: 2 Pack King(20x36)-Regular
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