Hillman 3/8 in. x 7 in. Hot-Dipped Galvanized Steel Carriage Bolt, 50-Pack
SKU: 50794525318

Hillman 3/8 in. x 7 in. Hot-Dipped Galvanized Steel Carriage Bolt, 50-Pack

Sale price$103.49 Regular price$114.99
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Description

Hillman 3/8 in. x 7 in. Hot-Dipped Galvanized Steel Carriage Bolt, 50-Pack3 8 in. x 7 in. Galvanized Carriage Bolts (50 Pack) Heavy duty Hillman carriage bolts built from steel with a hot dipped galvanized finish for superior corrosion resistance. Ideal for fastening wood to wood or wood to metal with a smooth, low profile dome head and square shoulder that locks into lumber. Key Features: Corrosion Protection: Hot dipped galvanized finish resists rust in outdoor and coastal applications Secure Hold: Square shoulder bites

3/8 in. x 7 in. Galvanized Carriage Bolts (50-Pack)

Heavy-duty Hillman carriage bolts built from steel with a hot-dipped galvanized finish for superior corrosion resistance. Ideal for fastening wood-to-wood or wood-to-metal with a smooth, low-profile dome head and square shoulder that locks into lumber.


Key Features:

  • Corrosion Protection: Hot-dipped galvanized finish resists rust in outdoor and coastal applications
  • Secure Hold: Square shoulder bites into wood to prevent spinning during tightening
  • Clean, Low-Profile Look: Domed head provides a semi-flush finish without a washer
  • Durable Construction: Grade 2 steel with coarse threads for reliable assembly
  • Contractor Value: Bulk 50-pack boxed for efficient jobsite stocking

Specifications Table:

Specification Details
Diameter 3/8 inch
Length 7 inch
Material Steel
Finish Hot Dipped Galvanized
Grade 2
Thread Type Coarse
Unit of Measurement SAE
Head Style Round/Dome carriage head
Shoulder Square shoulder
Number in Package 50 pack
Packaging Type Boxed
Intended Use Fastening wood to wood or wood to metal
Package Dimensions (HxWxL) 4 in x 9 in x 4.5 in
Package Weight 12.7 lbs

Frequently Asked Questions (FAQ):

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


Q: Do I need a washer under the head?
A: Typically no—the domed head and square shoulder are designed to eliminate the need for a flat washer on the head side.


Q: Are these suitable for outdoor use?
A: Yes. The hot-dipped galvanized finish offers strong rust prevention for exterior projects.


Q: What thread type do these bolts use?
A: SAE coarse thread.


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


A Clean, Industrial Accent with Enduring Strength

I love the quiet confidence of a domed carriage head—streamlined, effortless, and a touch architectural. The hot-dipped galvanization lends a soft, chalky silver that feels chic against weathered timber or painted millwork. Use them as a handsome detail on outdoor gates or bench frames, letting the round heads punctuate the surface like jewelry. They’re the subtle hardware essential that elevates everyday builds to elevated living.


Anchor your next project with these corrosion-resistant carriage bolts and build with confidence that lasts.

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: 50794525318

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nanny america
Alexandria, US
★★★★★ 3
Disappointed
Color: S6-muti-color
These were great for about 20 minutes then they stopped squeaking...we have 2 left that I have saved but the other 4 do not squeak anymore...disappointed as my dog loves to squeak things...would not buy these again...My dog is only an 8lb dog too...but he can still play with the balls without the squeak...
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Reviewed in the United States on April 26, 2026
J
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joymom
Lake Worth, US
★★★★★ 5
Great Value for a ball my dog loves!
Color: S6-muti-color
I wish these ball were in the subscription program! My dog gets sooo excited by the new ball, but her interest in things lasts for a few days. She kills the squeak within 11minutes, but the squeaker stays in place rather than becoming a chocking or swallow hazard, and she still loves to chew it. Next, we must throw the ball approximately 723 times the first day, possibly 496 times on day 2, and just 3- 4 on day 3, at which point she will chase the ball before hollering "it's over here if you need it," while she checks on the chipmunk den. We currently have 17 of these balls in our yard (because we have given several leftovers to a less discriminating doodle next door). These balls hold up really well, get her extremely active for the first couple of days, and are a much cheaper than doggie daycare (after an active morning with a new ball, she is happy to chew on it and sleep much of the day). I always have these on hand!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 22, 2025
M
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Michelle
New York, US
★★★★★ 4
Pieces chewed off
Color: white & green
My Aussiedoodle loves it. I throw it down the hallway, it bounces crazy, and he chases it. The only complaint is that he can't chew much of the ball part. So now I have to have it put away and brought out for special playtime.
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Reviewed in the United States on April 9, 2026
J
Verified Purchase
JerseyGirl
Pawtucket, US
★★★★★ 5
Perfect toy for an active dog!
Color: Large size (7.9")
My dog absolutely loves this ball with handles! It’s quickly become one of his favorite toys, and he gets excited every time we bring it out to play. The vibrant colors are a huge plus—they make it super easy to spot in the grass, which saves a lot of time during outdoor play sessions. The handles are great for interactive play too, especially for tugging and tossing. I’m really impressed with how well it’s holding up. Even with constant pulling, tugging, and rough use, it’s remained durable and hasn’t shown any signs of wearing out. Overall, I’m very happy with this purchase—and if my dog could write reviews, it would definitely get his paw stamp of approval! 🐾
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Reviewed in the United States on May 24, 2026
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ML Pearson
Draper, US
★★★★★ 5
Not for strong chewers!
Color: Large size (7.9")
I have an English Springer Spaniel who is 1.5 yrs. She had this torn apart within the first 5 minutes. This is not for strong chewers!
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Reviewed in the United States on February 25, 2026

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