Hillman 3/8 in. x 3-1/2 in. Hot-Dipped Galvanized Steel Carriage Bolts, 50-Pack
Regular price $48.99Hillman Galvanized 3/8" x 3-1/2" Carriage Bolts (50-Pack)
Durable hot-dipped galvanized steel carriage bolts for fastening wood to wood or metal with a clean, low-profile finish. The square shoulder locks into material for secure, washer-free installation and coarse threads ensure reliable grip in outdoor or high-moisture environments.
Key Features:
- Rust-Resistant Protection: Hot-dipped galvanized finish delivers superior corrosion resistance for exterior use
- Secure Hold: Square shoulder locks into wood for anti-rotation and eliminates the need for a flat washer
- Clean, Low-Profile Finish: Smooth domed head sits semi-flush where space is tight
- Reliable Threading: Coarse SAE threads provide strong engagement in wood and metal
- Sized for Versatility: 3/8 in. diameter x 3-1/2 in. length, 50 bolts per boxed pack
Specifications Table:
| Specification | Details |
|---|---|
| Brand | Hillman |
| Finish | Hot Dipped Galvanized |
| Material | Steel |
| Diameter | 3/8 inch |
| Length | 3-1/2 inch |
| Thread Type | Coarse |
| Unit of Measurement | SAE |
| Grade | 2 |
| Head Style | Carriage, domed head |
| Number in Package | 50 |
| Packaging Type | Boxed |
Frequently Asked Questions (FAQ):
Q: What materials can these carriage bolts be used with?
A: They are designed to fasten a wooden face to either a wood or metal frame.
Q: Do I need a washer under the head?
A: No— the square shoulder bites into the material and prevents rotation, eliminating the need for a flat washer under the head.
Q: Is pre-drilling required?
A: Yes, drill a hole matching the 3/8 in. diameter for proper fit and installation.
Q: Are these suitable for outdoor applications?
A: Yes, the hot-dipped galvanized finish offers excellent rust resistance for exterior and high-moisture environments.
Q: What thread type do these bolts use?
A: They feature coarse SAE threads.
Crisp, Galvanized Hardware for Clean, Cohesive Builds
These carriage bolts bring a refined, utilitarian elegance to outdoor structures and rustic interiors alike. The domed head offers a subtle, polished detail while the galvanized finish harmonizes with weathered woods and industrial metals. Use them to unify deck railings, garden gates, or exposed timber joinery for a tailored, cohesive look. A must-have detail for achieving durable, design-forward craftsmanship.
Upgrade your project with galvanized reliability—add this 50-pack of Hillman carriage bolts to your cart today.
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