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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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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4.2 ★★★★★
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princeton von d
Massapequa, US
★★★★★ 3
Chicken Flavor Good, But 🔄 Rotation-Resistant✖; Best for Simpler Chewers
Size: X-Small, Color: Ring Bone, Size: X-Small, Color: Ring Bone
🐾 Hi, I’m PVD; plush sophisticate, chew critic, and active curator of rotational toy relevance. This ring bone and I never fully bonded. I sampled it maybe five times in my entire puppyhood before quietly returning it to the bin (with a single judgmental glance). Still, it does have value for the right pup. ⭐ Why I originally wanted to love it: ✔️ XS size works well for very young puppies ✔️ Chicken flavor lasts impressively long ✔️ Freezing offers temporary gum relief ✔️ Durable and safe; no odd odors or shredding 🌀 Why it’s now a respectful 3-star chew in my rotation: ✘ Never became a go-to toy (5 uses max in my life) ✘ Ring shape felt awkward, not natural or chic; hard to grip and maneuver ✘ Texture too tame vs. nubs or detailed chew surfaces ✘ When I was smaller, I much preferred the Nylabone Baby Blue Bone Chew Toy with nubs (my personal classic), and have since matured into nightly Nylabone “Nubz” edible bones This Ring Bone is Best For: • Very young puppies with minimal chew preferences • Dogs who like simple textures and circular shapes • Those just starting enrichment chew play • Freezer treat rotations (briefly) 🚫 Not ideal for: picky pups, advanced chewers, or dogs who analyze toy ergonomics (like myself). 📝 Final Re-Barks: A strong, well-made chew, but lacked the intrigue to make my permanent rotation. Works for basic chew enjoyment; not for pups with elevated taste or toy ambition. — PVD (Chew Strategist, Textural Analyst & Aspire-to-Vine Reviewer 🐶💼)
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 17, 2025
K
Verified Purchase
Kaitlynne Lynch
Draper, US
★★★★★ 5
Puppy loves it!
Size: X-Large, Color: Teething Bone, Size: X-Large, Color: Teething Bone
My small puppy loves this bone! I originally purchased this for a larger dog, but my small 10 pound puppy loves it more. It’s good quality and a softer material for puppies!
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Reviewed in the United States on May 10, 2026
J
Verified Purchase
Jesse Arner
Belleville, US
★★★★★ 4
A hit, but could be stronger
Size: Medium, Color: Ring Bone, Size: Medium, Color: Ring Bone
Gave this to my 11 week old pittie, and she did significant damage within 15 mins. She left a pile of chewed bits on the couch but thankfully didn't eat them. Definitely don't leave unsupervised. That said, she LOVED it and it seemed to help her teething gums so, I'm still giving it a 4/5 Puppy pics for tax
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Reviewed in the United States on June 3, 2026
A
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Amazon Customer
Carnegie, US
★★★★★ 5
FOR SHORT TIME USE
Size: X-Small, Color: Ring Bone
My puppies love this. After a couple of weeks, it is worn so I throw it out and buy another since it's reasonably priced. I don't want them to actually ingest a chunk of this.
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Reviewed in the United States on April 11, 2026
B
Verified Purchase
Brandy B
Chelsea, US
★★★★★ 5
Great for our puppy
Size: X-Small, Color: Ring Bone
This chew toy has quickly become our puppy’s absolute favorite. She’s just starting to teethe, and keeping her busy and comfortable has definitely been a challenge, but this ring has been a lifesaver. She was interested in it right away and keeps coming back to it on her own, which is a huge win. The chicken flavor seems to really hold her attention, and it gives her something appropriate to chew instead of everything else. It’s the perfect size for a very young puppy and easy for her to hold and gnaw on without getting frustrated. It keeps her occupied, helps soothe her gums, and gives us a much-needed break during those teething moments. If you have a puppy just starting the teething phase and need something safe, durable, and engaging, this is an excellent choice and one I’d happily buy again.
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Reviewed in the United States on February 6, 2026

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