SKU: 96422018742

Hillman 5/8 in. Diameter x 2-1/2 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-Pack

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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31

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Description

Hillman 5/8 in. Diameter x 2-1/2 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-PackHillman Grade 5 Zinc Hex Head Cap Screws, 5 8" x 2 1 2", 25 Pack Heavy duty Grade 5 hex head cap screws crafted from steel with a heat treated zinc finish for strength and wear resistance. Ideal for fastening into tapped holes or with a nut, featuring a washer face under the head for a secure seal. Partially threaded shank provides robust clamping in structural and machinery applications. Key Features: Grade 5 Strength: Heat treated steel with zinc

Hillman Grade 5 Zinc Hex Head Cap Screws, 5/8" x 2-1/2", 25-Pack

Heavy-duty Grade 5 hex head cap screws crafted from steel with a heat-treated zinc finish for strength and wear resistance. Ideal for fastening into tapped holes or with a nut, featuring a washer face under the head for a secure seal. Partially threaded shank provides robust clamping in structural and machinery applications.


Key Features:

  • Grade 5 Strength: Heat-treated steel with zinc finish resists wear and boosts durability
  • Secure Seal: Washer face under the hex head helps distribute load and reduce leaks
  • Partial Thread Design: Coarse thread with unthreaded shank for stronger clamping
  • Versatile Fastening: Use with a nut or into a tapped hole; tighten with wrench or drill
  • Bulk Value: Convenient 25-pack for shop, jobsite, or maintenance stock

Specifications Table:

Specification Details
Diameter 5/8 inch
Length 2-1/2 inch
Material Steel
Finish Heat Treated Zinc
Grade 5
Head Type Hex head with washer face
Thread Type Coarse (USS)
Threading Partially threaded along shank
Number in Package 25
Packaging Type Boxed
Tightening Method Wrench or drill
Package Height 3.2 in
Package Width 4.3 in
Package Length 5.3 in
Package Weight 6.8 lbs

Frequently Asked Questions (FAQ):

Q: Are these bolts fully threaded?
A: No. They are Grade 5 hex cap screws with a partially threaded shank.


Q: What tools are recommended for installation?
A: Tighten with a wrench or compatible driver; a drill with a hex socket can also be used.


Q: Can these be used outdoors?
A: The zinc finish offers corrosion resistance for general use, but for harsh or marine environments consider galvanized or stainless options.


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


Q: Do they include nuts or washers?
A: No. This is a 25-pack of screws only; purchase compatible nuts and washers separately.


Industrial polish with steadfast strength

Clean, zinc-plated steel lends a crisp industrial note while the hex head profile adds graphic precision. The partially threaded shank offers balanced proportion—form meeting function with confident simplicity. Style these fasteners in exposed hardware moments on workbenches or utility shelving for a refined, utilitarian edge. A smart essential that brings dependable performance to elevated, modern projects.


Stock your toolbox with dependable Grade 5 strength—add this 25-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: 96422018742

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Miriam T.
Waukegan, US
★★★★★ 5
Recomendado
Color: Grey
Exelente! Fácil de instalar y muy efectivo para el propósito para el cual lo compré. Recomendado!
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Reviewed in the United States on May 30, 2026
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Christmas Gift
Boise, US
★★★★★ 3
Wobbly
Color: Grey
Wobbly and the metal bars keep coming off. Be aware. I’ve tripped over them. Be careful.
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Reviewed in the United States on April 21, 2026
A
Verified Purchase
Amazon Customer
New York, US
★★★★★ 5
Very practical for the price.
Color: Black
Very practical for the price.
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Reviewed in the United States on May 25, 2026
J
Jeni & Mark
Carnegie, US
★★★★★ 4
Good for a quick backdrop
This works well for what I needed – a simple background for my kids’ online school. It’s lightweight and very easy to put together, and it stands up fine without needing to mount anything. The color is listed as black, but it’s more of a dark gray in person. Not a huge deal, just something to be aware of. It’s not super heavy duty, but it does the job for privacy and as a video backdrop. Overall, a good, portable divider that’s quick to set up and works well for light use.
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Reviewed in the United States on February 21, 2026
R
Verified Purchase
Robert A. Bertsche
Natrona Heights, US
★★★★★ 5
Essay to assemble
Color: Grey
Very nice. Did the job the way I wanted.
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Reviewed in the United States on April 28, 2026

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