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Fasteners

Hillman Zinc-Plated 3/8 × 1-1/2 in Carriage Bolts (100-Pack)

100 per pack

$40.99 /pack

$0.41 per piece · 100 per pack

Orders start at $399. Combine any items to reach it.

pieces

Sold by the pack of 100. We round up and set the quantity for you.

Packs
1 pack · 100 pieces
$40.99
Standard delivery
$49.99 per order
Sales tax
Added at checkout

All orders are subject to approval.

You're not charged until your order is approved and ready to ship. Cancel free before then.

Standard delivery$49.99

Per order, added in your cart. We deliver to the 48 contiguous states.

Availability confirmed by the desk at approval, with your delivery date. Shipping policy · Returns

Fasteners

Details & specifications.

From the maker · the maker’s description

Durable zinc-plated steel carriage bolts for fastening wood to wood or metal with a clean, semi-flush finish. Coarse threads and a square neck lock into wood to prevent spinning during installation. Ideal for indoor projects and general construction tasks.

A Clean, Classic Fastener for Crafted Woodwork

The domed silhouette and zinc sheen bring a refined, utilitarian elegance to cabinetry, benches, and custom storage. I love the square-neck detail—it bites into wood for a smooth, unbroken face that feels tailored. Pair with pale oak and matte black brackets for a modern workshop aesthetic. Essential hardware that quietly elevates everyday builds to luxe, thoughtful design.

Stock your shop with this 100-pack of zinc-plated carriage bolts for reliable, clean-looking assemblies that last.

SKU
240150
Length
1-1/2 inch
Per pack
100 per pack
Finish
Zinc Plated
Material
Steel
Diameter
3/8 inch
Brand Name
Hillman
Grade
2
Thread Type
Coarse
Unit of Measurement
SAE
Number in Package
100 pack
Packaging Type
Boxed
Full product name
Hillman 3/8 in. x 1-1/2 in. Zinc-Plated Steel Carriage Bolt, Coarse Thread, 100-Pack

Key features

  • Strong Steel Construction: Grade 2 steel for dependable fastening in woodworking and light structural applications
  • Corrosion-Resistant Finish: Zinc plating offers consistent appearance and rust resistance for indoor use
  • Clean, Semi-Flush Look: Rounded head eliminates need for a washer in many applications
  • Self-Locking Square Neck: Prevents bolt rotation for easier installation
  • Bulk Value Pack: 100-piece boxed set for jobsite or shop stocking

Specifications are provided by the manufacturer. Brand names are trademarks of their owners.

Guide

Choosing the fastener

  1. 1

    Outdoors and treated lumber

    Use hot-dip galvanized, stainless or exterior-coated fasteners, and follow the board maker’s fastener recommendation.

  2. 2

    Price per piece

    The pack price divided by the pieces in the pack, both as listed.

  3. 3

    Drive

    Star (Torx), square, Phillips or hex, as the listing states. Match the bit you carry.

Before you ask

Questions about this product.

Rather talk it through? 1.877.490.7099

  • Zinc plating provides some rust resistance, but for long-term exterior exposure, consider hot-dip galvanized or stainless options.