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Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
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Description
Hillman 5/16 in. x 4 in. Grade 5 Heat‑Treated Zinc Steel Hex Head Cap Screws, 50-PackHillman Grade 5 Zinc Hex Head Cap Screws, 5 16 in. x 4 in., 50 Pack Durable grade 5 hex head cap screws for secure fastening in wood, metal, and machinery. Made from heat treated steel with a protective zinc finish, they feature a washer face under the head and coarse threads for reliable grip. Key Features: Grade 5 Strength: Heat treated steel delivers higher tensile strength for demanding applications. Corrosion Resistant Finish: Zinc plating helps
Hillman Grade 5 Zinc Hex Head Cap Screws, 5/16 in. x 4 in., 50-Pack
Durable grade 5 hex head cap screws for secure fastening in wood, metal, and machinery. Made from heat-treated steel with a protective zinc finish, they feature a washer face under the head and coarse threads for reliable grip.
Key Features:
- Grade 5 Strength: Heat-treated steel delivers higher tensile strength for demanding applications.
- Corrosion-Resistant Finish: Zinc plating helps protect against rust and wear.
- Reliable Seating: Washer face under the hex head provides a tighter, more even seal.
- Partially Threaded Shank: Improves shear strength and alignment where full-thread isn’t required.
- Bulk Convenience: 50-pack boxed for shop, jobsite, or inventory use.
Specifications Table:
| Specification | Details |
|---|---|
| Diameter | 5/16 inch |
| Length | 4 inch |
| Material | Steel |
| Finish | Heat Treated Zinc |
| Grade | Grade 5 (USS) |
| Head Type | Hex head with washer face |
| Thread Type | Coarse (USS) |
| Threading | Partially threaded shank |
| Number in Package | 50 pack |
| Packaging Type | Boxed |
| Brand | Hillman |
Frequently Asked Questions (FAQ):
Q: What size are these screws?
A: Each screw is 5/16-inch diameter and 4 inches long.
Q: What thread type do they use?
A: Coarse thread (USS).
Q: Are these fully threaded?
A: No, they are partially threaded along the shank.
Q: What tools are needed for installation?
A: Tighten with a wrench or compatible driver on the hex head; use with a nut or tapped hole.
Q: Are they suitable for outdoor use?
A: The zinc finish offers basic corrosion resistance; for harsh or marine environments, consider higher corrosion-resistant coatings or stainless steel.
Industrial polish with dependable bite
These hex cap screws bring a crisp, utilitarian gleam that punctuates cabinetry, workshop fixtures, and custom metalwork with tailored precision. The heat‑treated, zinc‑plated finish reads clean and intentional, while the hex head adds a graphic moment of hardware. Style them with matte black brackets or raw oak to balance sheen with texture. It’s the quiet, engineered detail that elevates everyday builds to luxe, lasting craft.
Outfit your next project with these rugged, zinc-finished Grade 5 cap screws and fasten with confidence.
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