SKU: 68757881577

Hillman 3/4 in. Diameter x 3-1/2 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread, 20-Pack

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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:
  1. 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
SKU: 68757881577

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that Kelly girl
Los Angeles, US
★★★★★ 5
Does well on my sensitive skin
Size: 1.7 Fl Oz (Pack of 1)
This is a good sunscreen, doesn't bother my sensitive skin or cause a roseacea flare up. It is a bit too dewy for my taste to wear just by itself, but does just fine when I use it under my makeup. If you like the "glass skin" look, it would be a good option.
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Reviewed in the United States on October 26, 2025
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Mile High Shark
Louisville, US
★★★★★ 5
This really works!
Style: SPF 50, Size: 1 Count (Pack of 1)
A week on the beach and no burns! It is a little hard to get rubbed in and I probably had a little bit of a white cast on my skin. So worth it though for the protection of me and the reefs.
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Reviewed in the United States on June 28, 2023
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emily
Waukegan, US
★★★★★ 5
Great product
Style: SPF 50, Size: 1 Count (Pack of 1)
Great product - does leave a white cast but worth it for the healthier option
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Reviewed in the United States on August 22, 2025
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Bobbie
Lake Worth, US
★★★★★ 3
Very white and thick
Style: SPF 50, Size: 1 Count (Pack of 1)
Great for protection but leaves you very white. Hard to rub in
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Reviewed in the United States on May 12, 2026
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Linda
Phoenix, US
★★★★★ 4
White cast
Style: SPF 50, Size: 1 Count (Pack of 1)
Leaves a white cast, like all strong mineral sunscreens. Hard to get off even in the shower. However, it provides good protection.
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Reviewed in the United States on August 20, 2025

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