Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 15 - Jul 20
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Hillman 3/8 in. x 4-1/2 in. Hot Dipped Galvanized Steel Carriage Bolt, 50-Pack3 8 in. x 4 1 2 in. Galvanized Carriage Bolts (50 Pack) Heavy duty Hillman carriage bolts designed for fastening wood to wood or wood to metal. Hot dipped galvanized steel resists rust and corrosion for long lasting outdoor performance. Key Features: Corrosion Resistant: Hot dipped galvanized finish stands up to moisture and outdoor exposure Secure Hold: Square neck locks into wood to prevent spinning during installation Clean, Low Profile Head: Dome
3/8 in. x 4-1/2 in. Galvanized Carriage Bolts (50-Pack)
Heavy-duty Hillman carriage bolts designed for fastening wood to wood or wood to metal. Hot-dipped galvanized steel resists rust and corrosion for long-lasting outdoor performance.
Key Features:
- Corrosion Resistant: Hot-dipped galvanized finish stands up to moisture and outdoor exposure
- Secure Hold: Square neck locks into wood to prevent spinning during installation
- Clean, Low-Profile Head: Dome head provides a semi-flush finish—no washer needed under head
- Versatile Use: Ideal for decks, fences, and general construction fastening
- Bulk Value: 50-pack for efficient project coverage
Specifications Table:
| Specification | Details |
|---|---|
| Brand | Hillman |
| Type | Carriage Bolt |
| Diameter | 3/8 inch |
| Length | 4-1/2 inch |
| Material | Steel |
| Finish | Hot Dipped Galvanized |
| Thread Type | Coarse |
| Grade | 2 |
| Unit of Measurement | SAE |
| Head Style | Round/Dome head with square neck |
| Number in Package | 50 |
| Packaging Type | Boxed |
| Package Dimensions (L x W x H) | 6.8 in x 4.5 in x 3.3 in |
| Package Weight | 7.3 lb |
Frequently Asked Questions (FAQ):
Q: What materials are these bolts made from?
A: Steel with a hot-dipped galvanized finish for enhanced corrosion resistance.
Q: What size are the bolts?
A: Diameter 3/8 inch with a length of 4-1/2 inches and coarse threads.
Q: Are nuts included?
A: Nuts are typically sold separately; check your hardware selection to pair with 3/8 in. coarse-thread nuts and washers as needed.
Q: Can these be used outdoors?
A: Yes, the hot-dipped galvanization makes them suitable for exterior applications and treated lumber.
Q: Do I need a special tool to install them?
A: No driving tool is required for the head; use a wrench on the nut while the square neck seats into the wood to prevent spinning.
A Clean, Classic Fastener for Timeless Outdoor Builds
The gentle dome of the carriage head delivers a refined, unobtrusive look that keeps surfaces visually calm. I love how the square neck disappears into the timber, leaving a tidy, architectural finish. Use them to detail a garden gate or bench where hardware should feel intentional, not loud. Durable galvanization makes them a quiet luxury essential for outdoor structures that age gracefully.
Choose this 50-pack of galvanized carriage bolts for reliable, clean-looking fastening on your next deck, fence, or outdoor build.
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