Hillman 3/8 in. x 2-1/2 in. Zinc-Plated Steel Carriage Bolt, 50-Pack
SKU: 35316531754

Hillman 3/8 in. x 2-1/2 in. Zinc-Plated Steel Carriage Bolt, 50-Pack

Sale price$19.79 Regular price$21.99
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Description

Hillman 3/8 in. x 2-1/2 in. Zinc-Plated Steel Carriage Bolt, 50-PackZinc Plated Steel Carriage Bolt, 3 8 in. x 2 1 2 in. (50 Pack) Durable Hillman carriage bolts made of zinc plated steel for rust resistant fastening in wood to wood or wood to metal projects. The round head and square neck provide a secure, semi flush finish without a washer, ideal for structural and furniture applications. Key Features: Rust Resistant Finish: Zinc plating helps resist corrosion and delivers a clean, consistent look Secure Hold:

Zinc-Plated Steel Carriage Bolt, 3/8 in. x 2-1/2 in. (50-Pack)

Durable Hillman carriage bolts made of zinc-plated steel for rust-resistant fastening in wood-to-wood or wood-to-metal projects. The round head and square neck provide a secure, semi-flush finish without a washer, ideal for structural and furniture applications.


Key Features:

  • Rust-Resistant Finish: Zinc plating helps resist corrosion and delivers a clean, consistent look
  • Secure Hold: Square neck locks into wood to prevent spinning during installation
  • Semi-Flush Appearance: Low-profile round head minimizes the need for washers
  • Versatile Use: Suitable for wood-to-wood or wood-to-metal connections
  • Bulk Value: Convenient 50-pack for projects and jobsite replenishment

Specifications Table:

Specification Details
Material Zinc-plated steel
Finish Zinc-Plated
Diameter 3/8 in
Length 2-1/2 in
Thread Type Coarse
Grade 2
Unit of Measurement SAE
Packaging Type Boxed
Number in Package 50
Head Style Round head with square neck (carriage bolt)
Weight 4.5 lb (pack)
Brand Hillman

Frequently Asked Questions (FAQ):

Q: What tools do I need to install these carriage bolts?
A: Use a drill to create a pilot hole and a wrench or socket for the nut; the square neck locks into the wood so a driver on the head is not required.


Q: Are these bolts suitable for outdoor use?
A: The zinc plating offers basic rust resistance; for harsh outdoor environments, consider hot-dipped galvanized or stainless steel options.


Q: What thread type do these bolts use?
A: They feature coarse threads compatible with standard SAE nuts and washers.


Q: Do I need washers under the head?
A: Typically no—the round head provides a semi-flush finish, though washers can be used under the nut if desired.


Q: What size are these bolts?
A: Each bolt is 3/8 inch diameter and 2-1/2 inches long.


Streamlined Strength for Timeless Woodwork

These zinc-plated carriage bolts deliver a crisp, industrial sophistication that elevates crafted wood joinery. The smooth domed head offers a refined, minimal profile while the square neck anchors with confidence. Pair them with oiled hardwoods and matte black hardware for a chic contrast that feels both modern and enduring. A small detail with big impact—essential hardware for polished, luxurious builds.


Secure your projects with dependable, rust-resistant performance—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: 35316531754

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Keith V. Cieplinski
Carnegie, US
★★★★★ 5
These are really cool
Size: One Size
What a cool set of grill tools! They say USA made, but the parts are from all over, one says made in China and the other says made in Taiwan, lol. Doesn’t matter, they are real Klein tools, well made stuff.
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Reviewed in the United States on May 19, 2020
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Jilly_Cupcake
West Palm Beach, US
★★★★★ 5
GREAT Quality!
Size: One Size
I bought these for my husbands boss (they are electricians) & use Klein tools. These were awesome! it is just as good of quality as their tools are. They looked like they has think necks but these are incredibly sturdy, they look great and everyone loved them!
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Reviewed in the United States on December 10, 2013
F
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Faith Marie
Grantham, US
★★★★★ 5
Perfect Gift for a Lineman
Size: One Size
Got these as a gift for my boyfriend who is a lineman. They work as they should without any defects and represent Klein Tools - what more could you want?!
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Reviewed in the United States on July 30, 2020
M
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mathBooks30
Cuba, US
★★★★★ 5
Klein Quality . . . For BBQ
Size: One Size
Well constructed—feels like the material the screwdrivers are made of but with BBQ extensions. Exceeded expectations on quality.
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Reviewed in the United States on February 7, 2020
M
Verified Purchase
Mr. Law PhD
Massapequa, US
★★★★★ 5
Klein does it again
Size: One Size
These are the good old standard BBQ set that are great for flipping burgers or steaks and have the great Klein handles on them
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Reviewed in the United States on October 29, 2019

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