SKU: 9402542888

Hillman 1/2 in. x 3-1/2 in. Zinc-Plated Steel Carriage Bolt, 25-Pack

Sale price$33.29 Regular price$36.99
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Description

Hillman 1/2 in. x 3-1/2 in. Zinc-Plated Steel Carriage Bolt, 25-PackHillman 1 2" x 3 1 2" Zinc Plated Carriage Bolts (25 Pack) Heavy duty Grade 2 steel carriage bolts with a corrosion resistant zinc plated finish for secure wood to wood or wood to metal fastening. The rounded, low profile head with square neck locks into wood to prevent spinning and allows a semi flush finish. Ideal for decks, fences, and general construction projects. Key Features: Secure Wood Fastening: Square neck locks into wood to prevent bolt

Hillman 1/2" x 3-1/2" Zinc-Plated Carriage Bolts (25-Pack)

Heavy-duty Grade 2 steel carriage bolts with a corrosion-resistant zinc-plated finish for secure wood-to-wood or wood-to-metal fastening. The rounded, low-profile head with square neck locks into wood to prevent spinning and allows a semi-flush finish. Ideal for decks, fences, and general construction projects.


Key Features:

  • Secure Wood Fastening: Square neck locks into wood to prevent bolt spin during tightening
  • Rust-Resistant Finish: Zinc plating provides durable, consistent corrosion protection
  • Low-Profile Head: Rounded carriage head delivers a clean, semi-flush look without a washer
  • Heavy-Duty Steel: Grade 2 steel construction for reliable strength in structural applications
  • Bulk Value Pack: 25 bolts per box for project efficiency

Specifications Table:

Specification Details
Brand Hillman
Finish Zinc Plated
Grade 2
Length 3-1/2 inch
Material Steel
Number in Package 25
Packaging Type Boxed
Thread Type Coarse
Unit of Measurement SAE
Diameter 1/2 inch

Frequently Asked Questions (FAQ):

Q: What materials can these carriage bolts fasten?
A: They are designed for fastening a wooden face to either a wood or metal frame, commonly used in decks, fences, and framing.


Q: Do I need a washer under the head?
A: Typically no—the flat, rounded carriage head is designed to provide a semi-flush finish without a washer.


Q: Are these suitable for outdoor use?
A: The zinc plating offers rust resistance for many applications, but may not be ideal for harsh exterior environments; consider hot-dip galvanized for extreme exposure.


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


Q: What size and length are included in this pack?
A: Each bolt is 1/2 inch diameter by 3-1/2 inches in length; 25 bolts per retail package.


A Clean, Polished Fastener for Timeless Woodwork

The rounded carriage head brings a refined, minimalist touch to exposed joinery, elevating everyday builds with a sleek, polished sheen. I love the square-neck detail—it locks into place, keeping lines crisp and surfaces uninterrupted. Use these on a painted garden gate or a natural wood bench to let the hardware quietly shine. Essential for luxe, lasting craftsmanship that feels both sturdy and sophisticated.


Choose this 25-pack of zinc-plated Hillman carriage bolts for clean, secure wood-to-metal connections that last.

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: 9402542888

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Jen Siefert
Bozeman, US
★★★★★ 5
My dog LOVES this ball
Size: Medium, Size: Medium
Does your dog destroy tennis balls in seconds? Yes? Then your dog NEEDS this ball! It's squishy like a tennis ball, fits in ball launchers (even the cheap ones) and bounces when it hits the ground. My dog has been literally playing with this ball all day and not a single mark on it! The only bad thing is that it does not float. Definitely worth the money! Put it in your cart!
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Reviewed in the United States on March 8, 2026
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Wolf-Haven
Massapequa, US
★★★★★ 5
Perfect for ball demolishers
Size: Medium
The dogs love the chuck it brand. I don’t know what it’s made of but they go crazy over them. Will not play with another ball. Wonder if it’s “laced” with an addictive scent. Have pits. Very durable. Not able to chew to pieces. Last for about 6 months before there is a small break. I keep a back up because when the ball goes missing the house is in chaos. 😆 🤪
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Reviewed in the United States on March 27, 2026
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Tatiana
Carnegie, US
★★★★★ 5
Most durable ball!
Size: Medium
This are my dogs fav ball 😍 they last forever!
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Reviewed in the United States on April 23, 2026
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Nana
Grantham, US
★★★★★ 4
Chuckit medium rebound balls
Size: Medium
My 8 month old German shepherd dog loves these balls. They are easy to throw, they bounce great, they are very chewable! She keeps one in her mouth most of the time. It satisfies her need to chew and she does not chew other things. She drops it in the water and lets the hole fill up and drinks that way. The only problem that has caused is suction in her mouth and difficulty in dislodging it for her. However, she would be lost without it!
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Reviewed in the United States on April 19, 2023
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Helena
Natrona Heights, US
★★★★★ 5
These are definitely indestructible
Size: Medium
Both of my dogs can destroy a ball in a matter of minutes if I let them play with them (supervised) as is. Well not with these balls. They are the ONLY ones I have found that are 100% indestructible. Please only let your dogs play with these as a toy when supervised though. They go really far when throwing them, so both dogs get a good amount of running and exercise with these. I also bought these because they have the hole in the middle of the ball which is very important in the event that a dog gets one stuck at the back of their throat. This allows them to breath unlike those without this hold. It's an unlikely event, but as dog owners, we all need to be aware of this and educate ourselves on what to do if this SHOULD happen. This isn't a scare tactic, nor a reflection of this particular brand, it can happen with any type of ball. My two dogs are about 45ish lbs and the size is perfect for them, I don't want anything smaller than this. They love them. There is no annoying squeak. Really easy to wash after use. Some balls take forever to get the slimy saliva off, but these don't.
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Reviewed in the United States on September 25, 2025

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