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HILLMAN 3/8 in. X 12 in. L Zinc-Plated Steel Carriage Bolt

A self-locking square shank keeps this bolt from spinning as you tighten it - ideal for solid wood-to-wood connections outdoors.
Hillman MPN 240219 In Stock & Ready to Ship
$120.99
Free shipping on orders over $149
Ships within 24 hours · most orders arrive in about 2 business days
Ships free on orders over $149 $14.99 flat shipping until your order reaches $149.

About Product Overview

This 12-inch carriage bolt from Hillman is built for wood-to-wood connections where you need a bolt that won't work loose or spin out under a wrench. The rounded head sits flush and smooth on the exposed side, while the square shank underneath bites into the wood to keep the bolt from rotating as you tighten the nut - a design that's stood as the standard for deck rails, fence posts, and heavy timber framing for decades.

Made from Grade 2 steel with a zinc-plated finish, it offers solid strength for general construction use along with corrosion resistance for exterior applications. Sold boxed and ready to grab off the shelf for your next repair or build.

  • Product Type: Carriage Bolt
  • Length: 12 inches
  • Head Diameter - Pitch: 3/8 inch
  • Grade: 2
  • Material: Steel with Zinc-Plated finish
  • Thread Type: Coarse, SAE

The Details Specifications

Brand Hillman
Model / MPN 240219
UPC 008236087161
Weight 20 lbs
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab
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01

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02

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03

Where the box came from

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04

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Authorized dealer · Hillman

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