SKU: 8060530273

Hillman 7/16 in. x 2-1/2 in. Zinc-Plated Steel Carriage Bolts, 50-Pack

Sale price$43.19 Regular price$47.99
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Description

Hillman 7/16 in. x 2-1/2 in. Zinc-Plated Steel Carriage Bolts, 50-PackHillman Zinc Plated Steel Carriage Bolts, 7 16 in. x 2 1 2 in. (50 Pack) Durable Grade 2 steel carriage bolts with a corrosion resistant zinc plated finish for fastening wood to wood or wood to metal. The round head and square neck provide a semi flush look and resist spinning during installation. Key Features: Corrosion Resistance: Zinc plated finish helps protect against rust for long lasting performance Secure Hold: Square neck under round head

Hillman Zinc-Plated Steel Carriage Bolts, 7/16 in. x 2-1/2 in. (50-Pack)

Durable Grade 2 steel carriage bolts with a corrosion-resistant zinc-plated finish for fastening wood to wood or wood to metal. The round head and square neck provide a semi-flush look and resist spinning during installation.


Key Features:

  • Corrosion Resistance: Zinc-plated finish helps protect against rust for long-lasting performance
  • Secure Hold: Square neck under round head locks into wood to prevent bolt spin
  • Clean, Semi-Flush Look: Low-profile round head often eliminates the need for a washer
  • Reliable Strength: Grade 2 steel suitable for general construction and framing applications
  • Bulk Value: 50-count box for efficient stocking and project use

Specifications Table:

Specification Details
Brand Hillman
Bolt Type Carriage bolt
Diameter 7/16 inch
Length 2-1/2 inch
Material Steel
Finish Zinc plated
Grade 2
Thread Type Coarse (SAE)
Unit of Measurement SAE
Head Style Round head with square neck
Number in Package 50
Packaging Type Boxed

Frequently Asked Questions (FAQ):

Q: What materials can these carriage bolts fasten?
A: They are designed to fasten wood to wood or wood to metal applications.


Q: Are these suitable for outdoor use?
A: The zinc plating offers basic rust resistance, but may not be ideal for harsh or long-term exterior exposure; consider hot-dip galvanized or stainless for those conditions.


Q: What thread type do they use?
A: These bolts use coarse (SAE) threads.


Q: Do I need a special tool to hold the head during tightening?
A: No. The square neck under the round head bites into the wood to prevent spinning while you tighten the nut.


Q: How many bolts are included?
A: 50 bolts per retail package.


Polished Utility with a Clean, Classic Profile

The rounded dome head brings a refined simplicity to exposed hardware moments, lending projects a considered, tailored finish. I love the subtle sheen of zinc—the kind of quiet detail that elevates a bench or gate. Try aligning a row of these along a reclaimed plank for a crisp, intentional accent. It’s the small, steadfast hardware that anchors a space in effortless luxury.


Outfit your next build with these durable, zinc-plated carriage bolts—add the 50-pack to your cart and get fastening with confidence.

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: 8060530273

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4.1 ★★★★★
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Product Reviews
I
Verified Purchase
Ivar Andreassen
West Palm Beach, US
★★★★★ 5
Worked perfectly!
Size: 96158T-1PCS
Have an older Mercury 40hp 2 stroke. This Solenoid worked perfectly. It is not that easy to install, due to the design of the engine. It does require a bit of patient and the right tools to do it. If you have big hands and don't do this type of repair to often, call a friend that is better than you to get some help :) I have an older engine but it runs like charm. I will order an extra Solenoid and place in the box of "important spare parts" for the future. Very good experience for the purchase and overall quality of the part.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 14, 2022
M
Verified Purchase
me
Cuba, US
★★★★★ 5
Perfect fit and works great
Size: 96158T-2PCS
Perfect fit and works great. It is great that it comes as a 2pk. I replaced both with no need to change wiring, and kept the working one I had, as backup.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
T
Verified Purchase
Tom K.
Cuba, US
★★★★★ 4
It works as it should...
Size: 96158T-2PCS
Used it in a pinch for stater relay... it works great. Be aware... Mine required metric sockets for the nuts... 10mm for large terminals - 3/8 was too tight and same for smaller terminals 7mm fit better than 5/16 that was too loose. The mounting holes are also spaced closer together than the OEM on a mercruiser 260 in a mid 1980's boat but easy to remedy with a 1/4" drill bit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 4, 2023
D
Verified Purchase
Don
Grantham, US
★★★★★ 5
Fixed 4.3 Merc IO
Size: 96158T-1PCS
Engine wouldn't start reliably or consistently. I had no clicking either from the old solenoid even though it would start from time to time...motor starts perfect after install. Pretty easy install as long as you reconnect the right wires. This worked perfect!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 8, 2023
M
Verified Purchase
Mr Sexy
Fort Morgan, US
★★★★★ 5
Quality
Size: 96158T-2PCS
Worth the money. Quality. Fit good. Easy too install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 21, 2025

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