SKU: 11915171705

Hillman 1/4 in. x 4-1/2 in. Zinc-Plated Steel Carriage Bolt, 100-Pack

Sale price$41.25 Regular price$45.83
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Description

Hillman 1/4 in. x 4-1/2 in. Zinc-Plated Steel Carriage Bolt, 100-PackHillman 1 4 in. x 4 1 2 in. Zinc Plated Carriage Bolts (100 Pack) Durable zinc plated steel carriage bolts for wood fastening projects. The round head with square neck resists spin out, delivering secure installs in decks, fences, and general construction. Key Features: Corrosion Resistant Finish: Zinc plating helps protect against rust for indoor and outdoor projects. Secure Grip: Square neck under round head locks into wood to prevent bolt rotation

Hillman 1/4 in. x 4-1/2 in. Zinc-Plated Carriage Bolts (100-Pack)

Durable zinc-plated steel carriage bolts for wood fastening projects. The round head with square neck resists spin-out, delivering secure installs in decks, fences, and general construction.


Key Features:

  • Corrosion-Resistant Finish: Zinc plating helps protect against rust for indoor and outdoor projects.
  • Secure Grip: Square neck under round head locks into wood to prevent bolt rotation during tightening.
  • Standard Thread: 1/4-20 UNC right-hand threads for compatibility with common nuts and washers.
  • Reliable Strength: Grade 2 steel construction for everyday structural fastening.
  • Contractor Pack: Bulk 100-count for efficient jobsite or shop replenishment.

Specifications Table:

Specification Details
Pack Quantity 100
Bolt Diameter 1/4 inch
Bolt Length 4-1/2 inches
Thread Size 1/4-20 UNC
Thread Style Right-hand
Head Style Round head, square neck (carriage)
Material Steel (Grade 2)
Exterior Finish Zinc-plated
Intended Use Wood connections
Item Weight (Pack) 6.6 lb
Product Dimensions (Package) 6.8 x 4.5 x 3.3 in
Measurement System Inch
Manufacturer Hillman Group
Part Number 240051

Frequently Asked Questions (FAQ):

Q: What size nut fits these bolts?
A: They are 1/4-20 UNC threads; use standard 1/4-20 nuts and washers.


Q: Are these suitable for outdoor use?
A: Yes, the zinc plating offers basic corrosion resistance; for harsh coastal environments, consider hot-dip galvanized or stainless.


Q: What materials are these designed for?
A: Primarily for wood connections; the square neck seats into wood to prevent spinning.


Q: What is the bolt length measured from?
A: Carriage bolt length is measured from under the head to the end of the threads—these are 4-1/2 inches long.


Q: What grade are the bolts?
A: Grade 2 steel, suitable for general-purpose fastening.


Quiet Strength for Clean, Classic Joinery

There’s an elegant simplicity to a round carriage head—smooth, unobtrusive, and impeccably functional. The zinc-plated finish delivers a crisp, hardware-store sheen that complements pale woods and painted surfaces alike. Use these in rhythm along a garden gate or bench for a tailored, crafted look. It’s the understated detail that elevates everyday builds into refined, lasting pieces.


Equip your next build with these zinc-plated carriage bolts and enjoy secure, professional results in every connection.

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: 11915171705

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Shelly Guehne
Battle Creek, US
★★★★★ 5
Good
Look great had to some some wire ring to get the DRL to just work
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 14, 2025
A
Verified Purchase
A.J.
West Palm Beach, US
★★★★★ 5
Nice headlight. Minor wiring flaw.
Great looking lights. They come wired incorrectly. You will have to changes the pins around so the high beam and low beams come on when the switch is in the correct position. Or you can just have high beams on when the low is select and vice versa.
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Reviewed in the United States on January 29, 2025
J
Verified Purchase
joe paul
Massapequa, US
★★★★★ 3
They look good but don't work properly
The headlights are bright no doubts about that. The fitment is not the greatest fits ok on one side but not the other side so good now for the most important part. The functionality is sketchy i spent hours trying to get the blinkers functioning correctly without any luck. Pretty cool looking but they have not worked out all the kinks
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Reviewed in the United States on May 13, 2026
H
Verified Purchase
Henry
Los Angeles, US
★★★★★ 4
Look good
They definitely look good and are bright but you gotta do a bit of wiring
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Reviewed in the United States on July 26, 2025
A
Verified Purchase
ashley
West Palm Beach, US
★★★★★ 1
doesnt work
did not come with the required pieces to funtion correctly...and their support was even more lacking. 0/10 would not recommend. i did eventually get my money back after weeks of fighting with amazon...will never do bussiness with kemimoto again
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Reviewed in the United States on September 18, 2025

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