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Ships within 48 hours · Estimated delivery Jul 9 - Jul 14
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Description
Hillman 5/8 in. D x 4-1/2 in. L Heat Treated Steel Hex Head Cap Screw, Grade 8, 25-PackHillman Grade 8 Hex Head Cap Screws, 5 8" x 4 1 2", 25 Pack Heavy duty Hillman hex head cap screws deliver Grade 8 strength for demanding fastening jobs. Made from heat treated steel with a washer face under the head, they provide a reliable clamp and wear resistance in structural and machinery applications. Key Features: Grade 8 Strength: Heat treated steel for high tensile performance and durability Washer Face Head: Built in bearing surface for
Hillman Grade 8 Hex Head Cap Screws, 5/8" x 4-1/2", 25-Pack
Heavy-duty Hillman hex head cap screws deliver Grade 8 strength for demanding fastening jobs. Made from heat-treated steel with a washer face under the head, they provide a reliable clamp and wear resistance in structural and machinery applications.
Key Features:
- Grade 8 Strength: Heat-treated steel for high tensile performance and durability
- Washer Face Head: Built-in bearing surface for improved seal and load distribution
- Partially Threaded Shank: Optimizes clamping force and alignment in assemblies
- Coarse Thread: Facilitates quick installation and strong hold in tapped holes or with nuts
- 25-Pack Value: Convenient boxed quantity for jobsite or shop replenishment
Specifications Table:
| Specification | Details |
|---|---|
| Diameter | 5/8 inch |
| Length | 4-1/2 inch |
| Material | Heat-treated steel |
| Grade | Grade 8 (USS) |
| Head Style | Hex head with washer face |
| Thread Type | Coarse |
| Threading | Partially threaded shank |
| Finish/Color | Heat-treated; yellow dichromate wear-resistant finish (per web data) |
| Number in Package | 25 (boxed) |
| Unit of Measurement | Imperial (size listed in inches) |
Frequently Asked Questions (FAQ):
Q: What size are these bolts?
A: Each hex head cap screw is 5/8 inch diameter by 4-1/2 inch length.
Q: Are these fully threaded?
A: No. They are partially threaded along the shank for improved clamping performance.
Q: What material and grade are they?
A: They are Grade 8, heat-treated steel for maximum strength in heavy-duty applications.
Q: What thread type do they use?
A: Coarse thread, suitable for use with matching coarse-thread nuts or tapped holes.
Q: How many come in the box?
A: 25 screws per pack.
Industrial Poise, Engineered Strength
There’s a certain elegance to hardware that marries precision with presence, and these Grade 8 hex cap screws do just that. The heat-treated steel and clean hex silhouette bring a confident, utilitarian polish to any exposed fastener moment. Style them with blackened steel brackets or natural oak joinery to make the hardware a subtle statement. Consider them the quiet luxury of serious construction—strength that looks refined.
Equip your project with Grade 8 reliability—add these Hillman 5/8 in. x 4-1/2 in. hex cap screws to your cart today.
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