Hillman 5/16 in. Diameter x 4-1/2 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 50-Pack
Regular price $50.99Hillman Grade 5 Hex Head Cap Screws, 5/16" x 4-1/2", 50-Pack
Durable grade 5 hex head cap screws made from heat-treated steel with a zinc finish for strength and wear resistance. Partially threaded with a washer face under the head for a secure seal, ideal for use with nuts or tapped holes.
Key Features:
- Grade 5 Strength: Heat-treated steel provides reliable tensile strength for demanding projects
- Corrosion-Resistant Finish: Zinc coating helps resist rust and wear in general-purpose applications
- Washer Face Under Head: Improved sealing and load distribution for secure fastening
- Partially Threaded Shank: Enhanced shear strength and alignment in structural connections
- Easy Tool Compatibility: Tightens with a wrench or drill for quick installation
Specifications Table:
| Specification | Details |
|---|---|
| Diameter | 5/16 inch |
| Length | 4-1/2 inch |
| Material | Steel |
| Finish | Heat Treated Zinc |
| Grade | Grade 5 |
| Head Type | Hex head with washer face |
| Thread Type | Coarse |
| Threading | Partially threaded shank |
| Number in Package | 50 |
| Packaging Type | Boxed |
| Unit of Measurement | Listed as Metric (source) – dimensions provided in inches |
Frequently Asked Questions (FAQ):
Q: Are these fully threaded?
A: No. They are grade 5 cap screws with partial threading along the shank.
Q: What tools are recommended for installation?
A: Use a wrench or a drill with the appropriate hex socket or driver.
Q: Do they include nuts or washers?
A: No. This pack includes only the hex head cap screws; purchase compatible nuts and washers separately.
Q: What is the corrosion protection?
A: A zinc finish provides general corrosion resistance suitable for many indoor and light outdoor uses.
Q: What thread type do these use?
A: Coarse thread, compatible with matching coarse-thread nuts and tapped holes.
Industrial Poise with Purpose
These hex head cap screws bring a crisp, engineered elegance to utilitarian installations. The zinc finish glints softly, pairing beautifully with raw woods and matte black hardware for a balanced, modern composition. Use them to anchor exposed shelving or brace metal frames where the hardware becomes part of the aesthetic. A small detail with big impact—essential for refined, functional design.
Secure your projects with dependable grade 5 strength—add this 50-pack of Hillman cap screws to your cart today.
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