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Heavy-duty hex bolts built from steel with a hot-dipped galvanized finish for superior corrosion resistance. Ideal for fastening wood-to-wood, wood-to-metal, or metal-to-metal, with a partially threaded shank for stronger clamping and reduced shear movement.
| Specification | Details |
|---|---|
| Diameter | 5/8 inch |
| Length | 3 inch |
| Material | Steel |
| Finish | Hot Dipped Galvanized |
| Grade | Grade 2 |
| Thread Type | Coarse |
| Head Style | Hex |
| Shank | Partially threaded |
| Number in Package | 25 |
| Packaging Type | Boxed |
| Intended Applications | Wood-to-wood, wood-to-metal, metal-to-metal |
| Unit of Measurement | Imperial |
| Packaged Weight | 9.4 lb |
| Packaged Dimensions | 5.3 in L x 4.3 in W x 3.2 in H |
Q: What size are these bolts?
A: Each bolt is 5/8 in. diameter and 3 in. length.
Q: What grade are these bolts?
A: They are Grade 2 steel, appropriate for most general-purpose fastening.
Q: Are they fully threaded?
A: No. They are partially threaded to improve clamping strength and reduce shear.
Q: What nuts and washers should I use?
A: Use matching Grade 2 hardware with a galvanized finish for best fit and corrosion resistance.
Q: Are these suitable for outdoor use?
A: Yes, the hot-dipped galvanized coating provides strong corrosion resistance for exterior applications.
These galvanized hex bolts bring a quiet authority to any outdoor structure, from pergolas to coastal decks. The matte, hot-dipped finish reads authentically rugged while resisting the elements with grace. Pair them with weathered timbers and galvanized accents for a cohesive, utilitarian chic. They’re the kind of detail that makes durability feel undeniably luxurious.
Secure your build with galvanized reliability—add this 25-pack of Hillman hex bolts to your cart today.
Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
US$40
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