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Ships within 48 hours · Estimated delivery Jul 10 - Jul 15
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Description
Hillman 3/8 in. x 3-1/2 in. Hot-Dipped Galvanized Steel Carriage Bolts, 50-PackHillman 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
Hillman 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.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy