Hillman
Hillman 5/8 in. Diameter x 5 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread (25-Pack)
Hillman 5/8 in. Diameter x 5 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread (25-Pack)
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Hillman Grade 8 Hex Head Cap Screws 5/8 in. x 5 in. (25-Pack)
Heavy-duty hex head cap screws made from heat-treated Grade 8 steel for high-strength fastening. Coarse-thread, partially threaded shank with washer face under the head for secure clamping in structural and automotive applications.
Key Features:
- Grade 8 Strength: Heat-treated steel provides high tensile strength for demanding loads
- Coarse Thread: Partially threaded shank offers strong hold and easier starts in tapped holes
- Washer Face Head: Built-in bearing surface under head improves seal and load distribution
- Durable Finish: Yellow dichromate treatment enhances wear and corrosion resistance
- Bulk Pack: 25 screws per box for efficient project and jobsite use
Specifications Table:
| Specification | Details |
|---|---|
| Diameter | 5/8 inch |
| Length | 5 inch |
| Material | Steel |
| Finish | Heat-treated yellow dichromate |
| Grade | Grade 8 |
| Thread Type | Coarse |
| Thread Coverage | Partially threaded shank |
| Head Type | Hex head with washer face |
| Number in Package | 25 pack |
| Packaging Type | Boxed |
| Unit of Measurement | Imperial |
| Tightening Method | Wrench or drill/driver |
Frequently Asked Questions (FAQ):
Q: What socket or wrench size do I need?
A: Use a wrench or socket sized for a 5/8 in. hex cap screw head per standard Grade 8 hex bolt dimensions.
Q: Are these fully threaded?
A: No, they are partially threaded along the shank to maximize shear strength.
Q: What thread type do these bolts have?
A: They have coarse threads suitable for general fastening and easier assembly.
Q: Can these be used outdoors?
A: The yellow dichromate finish offers added wear and corrosion resistance, but for long-term outdoor exposure consider additional protection as needed.
Q: How many bolts are included?
A: This boxed pack includes 25 hex head cap screws.
Industrial Strength with a Polished Edge
These Grade 8 hex cap screws bring a confident, architectural presence to utilitarian details. The bold hex head and warm yellow dichromate finish add a refined, engineered accent to exposed joints. Style them in open-shelf brackets or custom metal legs for a precise, gallery-worthy look. It’s the quiet luxury of hardware that performs as beautifully as it appears.
Upgrade your build with Grade 8 strength—add this 25-pack to your cart and fasten with confidence.
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