SKU: 44367367106

Hillman 1/2 in. Diameter x 3-1/2 in. Length Heat-Treated Steel Hex Head Cap Screw, Grade 8, 25-Pack

Sale price$49.49 Regular price$54.99
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Description

Hillman 1/2 in. Diameter x 3-1/2 in. Length Heat-Treated Steel Hex Head Cap Screw, Grade 8, 25-PackHillman Grade 8 Hex Head Cap Screws, 1 2" x 3 1 2", 25 Pack Heavy duty Grade 8 hex head cap screws engineered from heat treated steel for high strength fastening. Partially threaded with a washer face under the head, they deliver secure clamping and durability for demanding projects. Key Features: High Strength Grade 8: Built for demanding applications requiring superior tensile strength Heat Treated Steel: Enhanced durability and wear resistance with

Hillman Grade 8 Hex Head Cap Screws, 1/2" x 3-1/2", 25-Pack

Heavy-duty Grade 8 hex head cap screws engineered from heat-treated steel for high-strength fastening. Partially threaded with a washer face under the head, they deliver secure clamping and durability for demanding projects.


Key Features:

  • High Strength Grade 8: Built for demanding applications requiring superior tensile strength
  • Heat-Treated Steel: Enhanced durability and wear resistance with yellow dichromate finish
  • Washer Face Under Head: Improved bearing surface for a better seal and reduced galling
  • Partially Threaded Shank: Offers strong clamping force and alignment in assemblies
  • Coarse Thread: Quick engagement for general construction and machinery use

Specifications Table:

Specification Details
Diameter 1/2 inch
Length 3-1/2 inch
Material Steel
Finish Heat-treated yellow dichromate
Grade Grade 8
Head Type Hex head with washer face
Thread Type Coarse (USS)
Threading Partially threaded along shank
Number in Package 25 pack
Packaging Type Boxed

Frequently Asked Questions (FAQ):

Q: Are these fully threaded?
A: No. They are partially threaded along the shank for added clamping strength.


Q: What wrench or driver should I use?
A: Use a wrench or socket sized for a 1/2 in. hex cap screw head; tighten to the appropriate torque for Grade 8 fasteners.


Q: Do they have a corrosion-resistant finish?
A: Yes. They feature a heat-treated yellow dichromate finish that adds wear and corrosion resistance.


Q: What thread type is used?
A: Coarse thread (USS) suitable for general-purpose fastening.


Q: Can these be used with nuts and washers?
A: Yes. Use with compatible Grade 8 nuts and washers for maximum performance.


Industrial Strength with Refined Detail

These Grade 8 hex cap screws bring a polished industrial edge to built-in cabinetry, custom hardware, or exposed structural accents. The yellow dichromate sheen offers a subtle, luxe glow against raw wood or matte black metals. Try pairing them with matching Grade 8 washers for a cohesive, purposeful look that celebrates honest materials. A small detail with a big impact, they anchor projects with confidence and style.


Upgrade your build with high-strength, heat-treated Grade 8 fasteners—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: 44367367106

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Lassiter Denton
Phoenix, US
★★★★★ 5
Great quality.
Size: Large, Color: (001) Black / Black / White
Thickness and comfort are great. Quality is great and the same I would expect if I bought at the branded storefront.
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Reviewed in the United States on March 11, 2026
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Joseph Pratt
Omaha, US
★★★★★ 5
Great product.
Size: Small, Color: (001) Black / Black / White
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Reviewed in the United States on May 16, 2026
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Chelsey Bartoli
Grantham, US
★★★★★ 5
Great buy!
Size: Medium, Color: (001) Black / Black / White
My husband loves these. The socks are warm and thick and extremely comfortable. They support the foot and he works outside all day and has had them for a little over a month. They stay in place and don’t move move around while he’s outside moving around.
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Reviewed in the United States on November 6, 2025
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Cathy
Battle Creek, US
★★★★★ 5
Happy Customer
Size: Medium, Color: (001) Black / Black / White
Item was as describe, comfortable and stays in place thick but breathable ! I will order from this company again
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Reviewed in the United States on January 15, 2026
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Sue M
Dallas, US
★★★★★ 5
Love these socks
Size: Large, Color: (035) Steel / White / Black
Great quality socks
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Reviewed in the United States on April 26, 2026

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