Shipping Estimate
USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 10 - Jul 15
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Description
Hillman 3/4 in. Diameter x 3-1/2 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread, 20-PackHillman Grade 8 Hex Head Cap Screws, 3 4 in. x 3 1 2 in., 20 Pack Heavy duty Hillman hex head cap screws deliver Grade 8 strength for demanding assemblies. Made from heat treated steel with a washer face and coarse threads, theyre ideal for securing machinery, automotive, and structural components. Key Features: Grade 8 Strength: Heat treated steel provides superior tensile strength for high stress applications Coarse Thread: Ensures strong hold in
Hillman Grade 8 Hex Head Cap Screws, 3/4 in. x 3-1/2 in., 20-Pack
Heavy-duty Hillman hex head cap screws deliver Grade 8 strength for demanding assemblies. Made from heat-treated steel with a washer face and coarse threads, they’re ideal for securing machinery, automotive, and structural components.
Key Features:
- Grade 8 Strength: Heat-treated steel provides superior tensile strength for high-stress applications
- Coarse Thread: Ensures strong hold in tapped holes and with nuts; ideal for quick assembly
- Washer Face Head: Built-in bearing surface under the hex head improves seating and load distribution
- Partially Threaded Shank: Enhances shear strength where unthreaded grip is needed
- Bulk Convenience: 20-pack boxed for shop and jobsite efficiency
Specifications Table:
| Specification | Details |
|---|---|
| Brand | Hillman |
| Size | 3/4 in. diameter x 3-1/2 in. length |
| Material | Steel |
| Grade | Grade 8 |
| Finish | Heat-treated yellow dichromate (heat treated) |
| Thread Type | Coarse (USS) |
| Thread Coverage | Partially threaded along shank |
| Head Type | Hex head with washer face |
| Number in Package | 20 |
| Packaging | Boxed |
| Category | Hex Bolts / Hex Cap Screws |
| Package Dimensions (L x W x H) | 6.8 in x 4.5 in x 3.3 in |
| Package Weight | 10.9 lb |
Frequently Asked Questions (FAQ):
Q: What size are these bolts?
A: Each bolt is 3/4 in. diameter by 3-1/2 in. length.
Q: What grade are they?
A: Grade 8 heat-treated steel for high strength.
Q: What thread type do they have?
A: Coarse thread (USS).
Q: Are they fully threaded?
A: No, they are partially threaded along the shank.
Q: How many come in a box?
A: 20 bolts per pack.
Industrial Strength, Polished Precision
There’s a quiet elegance in hardware that performs beautifully. These Grade 8 hex cap screws bring a muscular, architectural presence—clean hex geometry with a confident, coarse thread. Style them as exposed fasteners on reclaimed timbers or steel frames for a refined industrial moment. Consider them the jewelry of hardworking spaces—small details that make luxury feel effortless.
Secure your next project with Grade 8 confidence—add this 20-pack of Hillman hex cap screws to your cart now.
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