Hillman 5/16 in. x 1-1/2 in. Grade 5 Coarse Thread Heat-Treated Zinc Steel Hex Head Cap Screws, 100-Pack
Regular price $1.87Hillman Grade 5 Hex Head Cap Screws, 5/16" x 1-1/2", 100-Pack
Grade 5 hex head cap screws with coarse threads and a heat-treated zinc finish for strength and wear resistance. Made of steel and ideal for use with a nut or in tapped holes for general construction and repair.
Key Features:
- Durable Grade 5 Steel: Engineered strength for reliable clamping and load-bearing applications
- Heat-Treated Zinc Finish: Added wear and corrosion resistance for longer service life
- Coarse Thread: Quick assembly and strong hold in tapped holes or with nuts
- Washer Face Under Head: Helps provide a better seal and even load distribution
- Bulk 100-Pack: Convenient boxed quantity for jobsites and shop stock
Specifications Table:
| Specification | Details |
|---|---|
| Diameter | 5/16 inch |
| Length | 1-1/2 inch |
| Material | Steel |
| Grade | 5 (USS) |
| Thread Type | Coarse |
| Finish | Heat-treated zinc |
| Head Type | Hex cap with washer face |
| Partially Threaded | Yes |
| Number in Package | 100 |
| Packaging Type | Boxed |
| Model Number | 200075 |
Frequently Asked Questions (FAQ):
Q: Are these fully threaded?
A: No. They are Grade 5 hex cap screws that are partially threaded along the shank.
Q: What thread type do they use?
A: Coarse thread (USS).
Q: What size are these screws?
A: 5/16 inch diameter by 1-1/2 inch length.
Q: What tools are needed for installation?
A: Tighten with a wrench or a drill/driver using the appropriate hex socket.
Q: What finish do they have?
A: Heat-treated zinc finish for added strength and wear resistance.
Industrial polish with purpose
These hex cap screws bring a crisp, utilitarian elegance to any project—clean lines, a confident head, and a finish that quietly gleams. I love the strength of Grade 5 steel paired with the protective zinc, making them as resilient as they are refined. Use them to spotlight exposed fasteners on shelving brackets or workshop fixtures for a deliberate, crafted look. They’re the kind of detail that elevates practical builds into considered, luxurious utility.
Stock your shop with this 100-pack of Hillman Grade 5 hex cap screws for strong, reliable fastening on every project.
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