SKU: 75829277687

Hillman 5/16 in. Diameter x 2 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread, 100-Pack

Sale price$46.79 Regular price$51.99
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Description

Hillman 5/16 in. Diameter x 2 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screws, Coarse Thread, 100-PackHillman Grade 8 Hex Head Cap Screws, 5 16" x 2", 100 Pack Heavy duty grade 8 hex cap screws designed for high strength fastening in steel assemblies. Heat treated steel with coarse threads and a washer face under the head for secure, reliable clamping. Ideal for machinery, automotive, and structural applications. Key Features: Grade 8 Strength: Heat treated steel delivers high tensile strength for demanding jobs Coarse Thread: Optimized for quick

Hillman Grade 8 Hex Head Cap Screws, 5/16" x 2", 100-Pack

Heavy-duty grade 8 hex cap screws designed for high-strength fastening in steel assemblies. Heat-treated steel with coarse threads and a washer face under the head for secure, reliable clamping. Ideal for machinery, automotive, and structural applications.


Key Features:

  • Grade 8 Strength: Heat-treated steel delivers high tensile strength for demanding jobs
  • Coarse Thread: Optimized for quick engagement and strong hold in tapped holes or with nuts
  • Washer Face Head: Improved sealing and load distribution under the hex head
  • Partially Threaded Shank: Offers precise alignment and enhanced shear strength
  • Bulk 100-Pack: Convenient boxed quantity for shop and jobsite use

Specifications Table:

Specification Details
Diameter 5/16 inch
Length 2 inch
Material Steel
Finish Heat-treated yellow dichromate
Grade 8
Thread Type Coarse
Head Type Hex head with washer face
Threading Partially threaded shank
Number in Package 100 pack
Packaging Type Boxed
Brand Name Hillman
Unit of Measurement Imperial

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They are grade 8, partially threaded along the shank.


Q: What tools are needed for installation?
A: Tighten with a wrench or a drill using the appropriate hex socket.


Q: Do these have a protective finish?
A: Yes, they are heat-treated with a yellow dichromate finish for added strength and wear resistance.


Q: What thread type do they use?
A: Coarse thread, suitable for general-purpose fastening.


Q: Can these be used with nuts?
A: Yes, they are designed for use with nuts or in tapped holes.


Industrial Poise with Purpose

These hex cap screws bring a refined industrial edge to any build, marrying strength with a clean, utilitarian silhouette. The yellow dichromate finish lends a subtle glow that feels modern yet timeless. Style them within exposed mechanical details—think open shelving brackets or custom steel frames—for a precise, polished statement. A small but essential touch that elevates hardware to luxurious functionality.


Equip your project with grade 8 strength—add this 100-pack of Hillman 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:
  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: 75829277687

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El Diablo
Belleville, US
★★★★★ 1
Garbage
Size: 6FT*6FT, Color: Black
This product is absolute garbage! It literally took all day to put it together and if the air conditioning blows on it the wrong way than the whole thing top over and it falls apart. It’s not made of quality material and is very flimsy. The only reason I’m not returning it is because it’s too difficult to put together and I don’t wanna spend that much time trying to take it apart. Do not buy this!
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Reviewed in the United States on September 25, 2025
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Natasha Spencer
Whiting, US
★★★★★ 3
Cheap
Size: 6FT*6FT, Color: Black
They serve their purpose as long as you leve them in one place and not moving them around and they're kinda flimsy and some of the velcros are cut too short and can't stay closed
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Reviewed in the United States on April 18, 2026
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Chris Stockbridge
San Leandro, US
★★★★★ 5
Worth the investment
Size: 1 Panel, Size: 1 Panel
I had to order this in an emergency. To put it in brief words, I live in a two level studio unit. My bedroom TV fell backwards off the bureau accidentally and down the stairs to its demise. Putting this together was no problem, instructions were thorough and easy. It came with several bars that connected together smoothly and an Allen key for the brackets and screws for the feet. I did one less horizontal bar on top and bottom so it could fit, which was great because with all of them on it was too long. However I ran into the difficulty of the horizontal bars popping out of the brackets during the last stages, but eventually got it done. I was also looking for a specific type of divider where I could adjust the feet so I could tuck it in between the dresser and banister. Glad I made this purchase.
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Reviewed in the United States on February 19, 2026
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Interloper
Grantham, US
★★★★★ 1
You Get What You Pay For! A Piece Of Junk!
Size: 1 Panel
Flimsy and a piece of junk. Don’t waste your money. Assembly is a pain because it is so flimsy. Divider is thin. You can see right through it. Very wobbly.
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Reviewed in the United States on February 25, 2026
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JAMES HAYES
Phoenix, US
★★★★★ 4
Instructions are useless
Size: 1 Panel
The instructions are poorly written and not very helpful. The divider itself is easy to assemble, and honestly, it would’ve been quicker if I had skipped the directions altogether. Once put together, though, it works as intended.
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Reviewed in the United States on February 20, 2026

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