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Heavy-duty 3/8 in. x 8 in. carriage bolts made from steel with a hot-dipped galvanized finish for superior corrosion resistance. Ideal for fastening wood to wood or wood to metal, featuring a round head and square neck to lock into place.
| Specification | Details |
|---|---|
| Diameter | 3/8 in |
| Length | 8 in |
| Material | Steel |
| Finish | Hot Dipped Galvanized |
| Thread Type | Coarse |
| Grade | 2 |
| Unit of Measurement | SAE |
| Number in Package | 50 |
| Packaging Type | Boxed |
| Head Style | Round head with square neck (carriage bolt) |
Q: Are nuts and washers included?
A: This listing is for bolts only; purchase compatible nuts and washers separately if needed.
Q: What materials can these bolts be used with?
A: Designed to fasten a wooden face to wood or metal framing.
Q: Is the galvanization suitable for outdoor use?
A: Yes, the hot-dipped galvanized finish is optimized for outdoor and damp environments to resist rust.
Q: What thread type do these bolts use?
A: They use coarse threads.
Q: Do I need special tools for installation?
A: No special driving tool is needed—the square neck locks into wood to prevent spinning while you tighten the nut.
These galvanized carriage bolts bring a refined industrial edge to decks, gates, and garden structures. The rounded head offers a clean, unobtrusive silhouette while the elongated shaft delivers confident strength. Pair them with weathered timber and matte black hardware for a balanced, tailored look. A staple fastener that elevates utility into durable elegance.
Secure your project with dependable, rust-resistant performance—add this 50-pack of Hillman carriage bolts to your cart today.
Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
US$40
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