Hillman 1/2 in. x 5-1/2 in. Zinc-Plated Steel Carriage Bolt, 25-Pack
Regular price $50.991/2 in. x 5-1/2 in. Zinc-Plated Steel Carriage Bolts (25-Pack)
Heavy-duty Hillman carriage bolts secure wood-to-wood or wood-to-metal connections with a smooth, domed head for a clean, semi-flush finish. Made of steel with a zinc-plated coating for corrosion resistance, these 1/2 in. diameter, 5-1/2 in. length bolts arrive in a 25-pack for project efficiency.
Key Features:
- Durable Zinc Plating: Corrosion-resistant finish for indoor and select outdoor applications
- Strong Steel Construction: Reliable holding power for structural wood and metal fastening
- Clean, Semi-Flush Finish: Domed head eliminates the need for a washer on the head side
- Self-Locking Square Neck: Prevents spinning during installation for easier tightening
- Project-Ready Pack: 25-piece boxed set for consistent sizing and quick jobsite restocks
Specifications Table:
| Specification | Details |
|---|---|
| Brand | Hillman |
| Finish | Zinc Plated |
| Material | Steel |
| Diameter | 1/2 inch |
| Length | 5-1/2 inch |
| Thread Type | Coarse |
| Grade | 2 |
| Unit of Measurement | SAE |
| Head Style | Carriage (domed head with square neck) |
| Number in Package | 25 |
| Packaging Type | Boxed |
Frequently Asked Questions (FAQ):
Q: What size are these carriage bolts?
A: They are 1/2 inch diameter by 5-1/2 inch length with coarse threads.
Q: What materials are they made from?
A: Steel with a zinc-plated finish for added corrosion resistance.
Q: Are nuts and washers included?
A: Only the bolts are specified; purchase compatible 1/2 in. coarse-thread nuts and washers separately if needed.
Q: Can these be used outdoors?
A: Zinc plating offers basic rust resistance, but may not be suitable for harsh or long-term exterior exposure; consider galvanized or stainless for severe environments.
Q: How do carriage bolts stay from spinning while tightening?
A: A square neck under the domed head bites into the material to self-lock during installation.
A Clean, Domed Detail for Honest Joinery
There’s a quiet elegance to a smooth carriage-bolt head set flush against timber, lending structure a tailored, architectural poise. The zinc sheen adds a restrained polish, while the square neck keeps lines crisp and unbroken. Use them rhythmically along a bench or gate for a purposeful, crafted accent. This is the hardware that makes utility feel luxurious.
Secure your build with dependable, corrosion-resistant fastening—add this 25-pack of Hillman carriage bolts to your cart today.
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