Hillman 7/16 in. Diameter x 2-1/2 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread (50-Pack)
Regular price $60.99Hillman Grade 8 Hex Head Cap Screws, 7/16" x 2-1/2", 50-Pack
Heavy-duty Grade 8 hex head cap screws made from heat-treated steel for high-strength fastening. Coarse-thread, partially threaded shanks with washer-face heads deliver secure clamping in machinery, automotive, and construction applications.
Key Features:
- Grade 8 Strength: Heat-treated steel provides superior tensile strength for demanding projects
- Coarse Thread: Reliable grip and quicker assembly in general fastening applications
- Washer-Face Head: Built-in bearing surface under the head improves load distribution and sealing
- Partially Threaded Shank: Enhances shear strength where unthreaded grip length is needed
- Bulk Convenience: 50-pack boxed for shop, jobsite, or inventory use
Specifications Table:
| Specification | Details |
|---|---|
| Diameter | 7/16 inch |
| Length | 2-1/2 inch |
| Material | Steel |
| Finish | Heat-treated (yellow dichromate) |
| Grade | Grade 8 |
| Thread Type | Coarse (USS) |
| Head Type | Hex head with washer face |
| Thread Coverage | Partially threaded |
| Pieces per Pack | 50 |
| Packaging Type | Boxed |
Frequently Asked Questions (FAQ):
Q: Are these fully or partially threaded?
A: They are partially threaded along the shank.
Q: What thread type do these use?
A: Coarse thread (USS).
Q: What size and length are the screws?
A: 7/16 inch diameter by 2-1/2 inch length.
Q: What material and grade are they?
A: Heat-treated steel, Grade 8.
Q: Do they have a washer face under the head?
A: Yes, the hex head includes a washer face for better seating.
Industrial Strength with Clean, Confident Lines
These Grade 8 hex cap screws bring a purposeful, engineered elegance to any project. The crisp hex head and bold coarse threads feel both sculptural and strong, making hardware part of the design story. Use them with darkened steel brackets or raw timber for a modern utilitarian moment. Their performance pedigree makes them a quiet essential of refined, high-function spaces.
Outfit your next build with these Grade 8 Hillman hex cap screws for dependable, high-strength fastening that lasts.
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