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Hillman

Hillman 3/8 in. x 2 in. Zinc-Plated Steel Carriage Bolt, 100-Pack

Hillman 3/8 in. x 2 in. Zinc-Plated Steel Carriage Bolt, 100-Pack

Regular price $19.76 USD
Regular price Sale price $19.76 USD
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3/8 in. x 2 in. Zinc-Plated Carriage Bolts (100-Pack)

Heavy-duty Hillman carriage bolts secure wood-to-wood or wood-to-metal connections with a smooth, low-profile dome head. Zinc-plated Grade 2 steel resists corrosion and provides reliable holding power for general construction and DIY projects.


Key Features:

  • Secure Wood Joinery: Square neck under the dome head locks into wood to prevent spinning during tightening
  • Corrosion-Resistant Finish: Zinc plating offers rust resistance for indoor and some sheltered outdoor uses
  • Durable Steel Construction: Grade 2 carbon steel for reliable strength in general-purpose fastening
  • Clean, Low-Profile Head: Rounded carriage head provides a semi-flush, snag-free finish without a washer
  • Convenient Bulk Pack: 100-piece boxed set in 3/8 in. diameter x 2 in. length with coarse threads

Specifications Table:

Specification Details
Diameter 3/8 in
Length 2 in
Material Steel
Finish Zinc-Plated
Thread Type Coarse
Unit of Measurement SAE
Grade 2
Head Style Round dome (carriage) with square neck
Number in Package 100 pk
Packaging Type Boxed

Frequently Asked Questions (FAQ):

Q: What size are these carriage bolts?
A: They are 3/8 inch diameter by 2 inches long with coarse threads.


Q: What materials are these made from?
A: They are Grade 2 steel with a zinc-plated finish for corrosion resistance.


Q: Are these suitable for outdoor use?
A: The zinc plating provides rust resistance, suitable for indoor or sheltered outdoor applications; for harsh outdoor environments, consider hot-dipped galvanized or stainless steel.


Q: Do I need a tool to hold the head while tightening?
A: No. The square neck beneath the head bites into wood to prevent spinning; tighten with a nut and wrench from the threaded end.


Q: How many bolts come in the package?
A: 100 bolts per boxed pack.


Sleek Strength for Timeless Wood Joinery

The gentle dome of a carriage bolt lends a refined, almost tailored finish to built-in benches, gates, and artisanal furniture. I love how the square neck nests into timber, keeping lines clean while adding a subtle industrial note. Pair these with oiled oak or painted shiplap for a crisp contrast that feels both honest and elevated. It’s a small detail that delivers big on polish and everyday durability—essential hardware for luxe, lasting spaces.


Upgrade your projects with this 100-pack of zinc-plated Hillman carriage bolts and achieve strong, clean wood connections with ease.

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