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Hillman

Hillman 1/2 in. x 12 in. Zinc-Plated Steel Carriage Bolt, 25-Pack

Hillman 1/2 in. x 12 in. Zinc-Plated Steel Carriage Bolt, 25-Pack

Regular price $82.99 USD
Regular price Sale price $82.99 USD
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Hillman 1/2" x 12" Zinc-Plated Carriage Bolts (25-Pack)

Heavy-duty Hillman carriage bolts secure wood to wood or metal with a smooth, low-profile head for a clean finish. Zinc-plated steel resists corrosion, making them suitable for indoor and protected outdoor projects.


Key Features:

  • Reliable Wood-to-Frame Fastening: Ideal for attaching a wooden face to wood or metal
  • Clean, Low-Profile Finish: Smooth domed head sits semi-flush for tight spaces
  • Corrosion-Resistant Zinc Plating: Helps protect against rust in everyday environments
  • Square Shoulder Grip: Locks into material to prevent bolt spin during tightening
  • Bulk Value Pack: 25 bolts for larger jobs and consistent hardware matching

Specifications Table:

Specification Details
Bolt Diameter 1/2 in
Length 12 in
Thread Type 1/2"-13 (Coarse)
Material Steel
Finish Zinc-plated
Head Style Domed, low-profile carriage head
Shoulder Square shoulder to prevent rotation
Intended Use Fastening a wooden face to wood or metal
Pack Quantity 25 pieces

Frequently Asked Questions (FAQ):

Q: What size pilot hole should I drill?
A: Drill a hole matching the 1/2 in. bolt diameter for proper fit and shoulder engagement.


Q: Do I need a washer under the head?
A: Typically no; the square shoulder locks into the material. A nut-side washer may be used as needed.


Q: Are these suitable for outdoor use?
A: Zinc plating offers basic corrosion resistance for indoor and sheltered outdoor use; for harsher exposure, galvanized may be preferred.


Q: What nuts and tools are required?
A: Use matching 1/2"-13 coarse-thread nuts and a wrench or socket for tightening.


Q: Is the threaded portion full length?
A: Carriage bolts generally have partial threading; check project requirements for thread engagement.


Sleek Strength for Discreet, Polished Joints

A refined domed head adds a subtle, crafted detail while anchoring your build with assured strength. The zinc finish offers a clean, architectural glint that complements raw woods and painted surfaces alike. Pair with matte black hardware and natural oak for a balanced, modern-rustic moment. It’s the quiet, essential hardware that elevates utility into understated luxury.


Secure your next project with durable, zinc-plated carriage bolts—add this 25-pack to your cart today.

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