SKU: 86392491785

Hillman 7/16 in. Diameter x 4 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread, 25-Pack

Sale price$46.79 Regular price$51.99
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Ships within 48 hours · Estimated delivery Sep 23 - Sep 28

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Description

Hillman 7/16 in. Diameter x 4 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread, 25-PackHillman Grade 8 Hex Head Cap Screws, 7 16 in. x 4 in., 25 Pack Heavy duty Grade 8 hex cap screws engineered from heat treated steel for high strength fastening. Coarse thread with washer face under the head delivers secure grip and better sealing in demanding applications. Ideal for machinery, automotive, and structural projects. Key Features: Grade 8 Strength: Heat treated steel provides superior tensile strength for high load applications. Coarse

Hillman Grade 8 Hex Head Cap Screws, 7/16 in. x 4 in., 25-Pack

Heavy-duty Grade 8 hex cap screws engineered from heat-treated steel for high-strength fastening. Coarse thread with washer face under the head delivers secure grip and better sealing in demanding applications. Ideal for machinery, automotive, and structural projects.


Key Features:

  • Grade 8 Strength: Heat-treated steel provides superior tensile strength for high-load applications.
  • Coarse Thread: Partially threaded shank for strong engagement and easier installation.
  • Washer Face Under Head: Improved bearing surface for a tighter, more secure seal.
  • Durable Finish: Yellow dichromate treatment enhances wear and corrosion resistance.
  • Versatile Use: Fits hex bolt applications; tighten with a wrench or driver.

Specifications Table:

Specification Details
Diameter 7/16 inch
Length 4 inch
Material Heat-treated steel
Grade 8
Thread Type Coarse (USS)
Head Style Hex head with washer face
Finish Yellow dichromate; heat treated
Number in Package 25 pack
Packaging Type Boxed
Brand Hillman
Tightening Method Wrench or drill/driver
Unit of Measurement Imperial
Package Height 3.2 in
Package Width 4.3 in
Package Length 5.3 in
Package Weight 4.8 lbs

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They are Grade 8 cap screws with partial threading along the shank.


Q: What tools are required for installation?
A: Install using a wrench or a power driver with a hex socket.


Q: Do these have a washer face?
A: Yes, a washer face under the head provides a better bearing surface and seal.


Q: What is included in the package?
A: A boxed 25-pack of 7/16 in. diameter x 4 in. length hex head cap screws.


Q: What thread type do these use?
A: Coarse thread (USS).


Industrial Strength, Clean Precision

These Grade 8 hex cap screws bring a refined, utilitarian edge to projects where performance meets aesthetics. The crisp hex head and robust, heat-treated steel create a subtle rhythm of hardware that feels both intentional and enduring. Use them to anchor exposed steel brackets or industrial shelving for a polished, architectural statement. Their reliable strength and golden dichromate sheen elevate the everyday into luxe functionality.


Secure your next build with high-strength Hillman Grade 8 hex cap screws—add this 25-pack 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:
  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: 86392491785

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A Linc
West Palm Beach, US
★★★★★ 5
Dream pillow
I’ve been using latex pillows for over 30 years, and I can’t find them in local stores anymore. I’ve been needing to replace my pillow and finally decided to try this one. There are so many options on Amazon that it’s overwhelming. But this standard low loft pillow ended up being PERFECT. It feels amazing and just like the pillows I’ve been using since childhood. It is soft but cradles my head and neck perfectly. For me, it’s like sleeping on a gentle cloud. Very happy with my purchase. (Yes, it does have a slight latex odor. That is normal due to the material. It’s not very strong and it doesn’t bother me).
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Reviewed in the United States on May 18, 2026
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Phoebe
Alexandria, US
★★★★★ 5
Great latex pillow
Size: Queen (Mid Loft), Number of Items: 1
This review is for the biamktp queen pillow. Medium firmness. Finally a latex pillow worth keeping. After trying many other latex pillows I'm finally sleeping comfortably. This pillow is soft, yet firm enough to give your head support. I'm not having any neck or shoulder pain when I wake up. I'm sleep on my side about 95% of the time. 5% on my back. I've been sleeping with this pillow for about 10 days and still am happy with it. It was delivered on time, absolutely no odor and it has a removable cover. I highly recommend it.
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Reviewed in the United States on June 8, 2025
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Pitt Joe 36
Lexington, US
★★★★★ 4
Great Pillow
Size: Queen (High Loft), Number of Items: 1
Very Comfortable…Holds up well Highly recommend..
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Reviewed in the United States on April 26, 2026
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Lovey
Los Angeles, US
★★★★★ 5
Latex pillows
Size: Queen (Mid Loft), Number of Items: 1
It is a great pillow! I just found these again. I use to buy them from another store and they stopped selling them and I never had a crook in my neck. Used them for years . So happy to have found them again just order another one!!! ❤️❤️❤️
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Reviewed in the United States on April 3, 2026
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Eaw
Massapequa, US
★★★★★ 5
Perfect bounce back comfortable support.
Size: Queen (Mid Loft), Number of Items: 1
Exactly what I was looking for. Love these long lasting, years and years, pillows.
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Reviewed in the United States on April 28, 2026

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