Hillman 1/2 in. Diameter x 4 in. Length Heat-Treated Steel Hex Head Cap Screw, Grade 8, 25-Pack
SKU: 94309476871

Hillman 1/2 in. Diameter x 4 in. Length Heat-Treated Steel Hex Head Cap Screw, Grade 8, 25-Pack

Sale price$53.99 Regular price$59.99
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Description

Hillman 1/2 in. Diameter x 4 in. Length Heat-Treated Steel Hex Head Cap Screw, Grade 8, 25-PackHillman 1 2 in. x 4 in. Grade 8 Hex Head Cap Screws (25 Pack) Heavy duty Hillman Grade 8 hex head cap screws deliver superior clamping force and durability for automotive, machinery, and structural applications. Made from heat treated steel with a yellow dichromate finish, these partially threaded bolts provide reliable strength and corrosion resistance. Key Features: Grade 8 Strength: Heat treated steel for high tensile performance in demanding

Hillman 1/2 in. x 4 in. Grade 8 Hex Head Cap Screws (25-Pack)

Heavy-duty Hillman Grade 8 hex head cap screws deliver superior clamping force and durability for automotive, machinery, and structural applications. Made from heat-treated steel with a yellow dichromate finish, these partially threaded bolts provide reliable strength and corrosion resistance.


Key Features:

  • Grade 8 Strength: Heat-treated steel for high tensile performance in demanding applications
  • Durable Finish: Yellow dichromate coating adds wear and corrosion resistance
  • Reliable Seating: Washer face under head helps create a better seal and load distribution
  • Partial Thread: Coarse thread with unthreaded shank section for improved shear strength
  • Bulk Pack Convenience: 25-pack for shop, jobsite, or maintenance needs

Specifications Table:

Specification Details
Diameter 1/2 inch
Length 4 inch
Material Steel
Finish Heat-treated yellow dichromate
Grade Grade 8
Head Type Hex head with washer face
Thread Type Coarse
Threading Partially threaded shank
Number in Package 25 pack
Packaging Type Boxed
Tightening Method Use with wrench or drill/driver

Frequently Asked Questions (FAQ):

Q: What size are these bolts?
A: They are 1/2 inch diameter by 4 inch length with coarse threads.


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


Q: What grade are they?
A: Grade 8 for high-strength fastening.


Q: What tools are needed for installation?
A: Tighten using a wrench or compatible socket/driver on the hex head.


Q: What is included in the package?
A: A boxed 25-pack of Hillman 1/2 in. x 4 in. hex head cap screws.


Industrial Strength with a Polished Edge

These Grade 8 hex cap screws bring a refined, utilitarian elegance to any project, marrying strength with a luminous yellow dichromate sheen. The crisp hex head and clean shank create a tailored, architectural line that feels deliberate and modern. Style them with matte black brackets or raw oak for a striking contrast that celebrates function as form. It’s the kind of detail that elevates a space—quietly luxurious and undeniably purposeful.


Equip your project with Grade 8 reliability—add this 25-pack to your cart and build with confidence.

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: 94309476871

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Monica L
Port Orchard, US
★★★★★ 5
Good.
Style: Starter Bundle
I like it for smaller projects. Definitely can only use most poly or for cups and other projects.
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Reviewed in the United States on April 20, 2026
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Odessa Harris
Cuba, US
★★★★★ 5
Great product
Color: Black
long-lasting and gets the job done.
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Reviewed in the United States on November 19, 2025
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Eric Breshears
Massapequa, US
★★★★★ 5
Works for us.
Color: Black
F170 - no issue and not expired (which was my only concern).
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Reviewed in the United States on May 16, 2026
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Port Orchard, US
★★★★★ 5
Quality ink
Color: Complete Set
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Reviewed in the United States on October 14, 2025
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Fabiana Vargas
Whiting, US
★★★★★ 5
Perfect
Color: Black
It arrived super fast and in perfect condition.
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Reviewed in the United States on January 18, 2026

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