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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
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Description
Hillman 5/8 in. Diameter x 5 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread (25-Pack)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
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.
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