Hillman
Hillman 3/8 in. x 4-1/2 in. Hot Dipped Galvanized Steel Carriage Bolt, 50-Pack
Hillman 3/8 in. x 4-1/2 in. Hot Dipped Galvanized Steel Carriage Bolt, 50-Pack
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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.
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