SKU: 71506481199

Hillman 5/8 in. Diameter x 4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-Pack

Sale price$62.99 Regular price$69.99
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Description

Hillman 5/8 in. Diameter x 4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-PackHillman Grade 5 Hex Head Cap Screws, 5 8 in. x 4 in. (25 Pack) These Hillman hex head cap screws are Grade 5 steel fasteners with a heat treated zinc finish for added strength and corrosion resistance. Sized 5 8 in. diameter by 4 in. length, they feature partial threading and a washer face under the head for secure assemblies in wood, metal, and machinery. Key Features: Grade 5 Strength: Heat treated steel delivers dependable clamping force for

Hillman Grade 5 Hex Head Cap Screws, 5/8 in. x 4 in. (25-Pack)

These Hillman hex head cap screws are Grade 5 steel fasteners with a heat-treated zinc finish for added strength and corrosion resistance. Sized 5/8 in. diameter by 4 in. length, they feature partial threading and a washer face under the head for secure assemblies in wood, metal, and machinery.


Key Features:

  • Grade 5 Strength: Heat-treated steel delivers dependable clamping force for structural and machinery applications
  • Corrosion-Resistant Finish: Zinc coating helps protect against rust in indoor and sheltered outdoor use
  • Hex Head with Washer Face: Provides better bearing surface for a secure, even seal
  • Partial Thread Design: Smooth shank section improves shear strength and alignment
  • Convenient Bulk Pack: 25 screws per box for project or jobsite efficiency

Specifications Table:

Specification Details
Brand Hillman
Diameter 5/8 inch
Length 4 inch
Material Steel
Finish Heat-treated zinc
Grade Grade 5 (USS)
Thread Type Coarse
Head Style Hex head with washer face
Threading Partially threaded shank
Number in Package 25 pack
Packaging Type Boxed

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They are partially threaded along the shank (Grade 5 USS style).


Q: What tools should I use for installation?
A: Tighten with a wrench or compatible hex socket/driver; pair with matching 5/8 in. coarse-thread nuts and washers.


Q: What is the thread type?
A: Coarse thread (USS).


Q: Can these be used outdoors?
A: The zinc finish offers light corrosion resistance suitable for indoor and sheltered outdoor applications; for harsh outdoor environments, consider galvanized or stainless fasteners.


Q: What is included in the package?
A: A boxed 25-pack of 5/8 in. diameter x 4 in. length Grade 5 hex head cap screws.


Industrial Poise with Purpose

This hex head cap screw brings a clean, utilitarian silhouette that feels both honest and elevated. The gleam of zinc catches light subtly, turning hardware into a considered detail. Use it to anchor exposed steel brackets or timber connections where the hardware becomes part of the composition. It’s a small yet essential gesture of luxury—precision, strength, and style in concert.


Secure your build with Grade 5 confidence—add this 25-pack of Hillman hex head 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: 71506481199

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GRohloff
San Leandro, US
★★★★★ 4
Keeps her busy!
Color: Medium size (5.9")
Our Molly loves this. Only thing is that it is a little too big for our Maltipoo, but she still tries to keep up with it.
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Reviewed in the United States on April 29, 2026
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Tough
Color: Medium size (5.9")
So far my dog hasn’t destroyed it! And it’s been a month. So I call that a win. Plus he loves it.
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Dream Chasing
Grantham, US
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Made extremely well!
Great. My aggressive chewer hasn’t managed to wreck it!
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Margaret
Whiting, US
★★★★★ 4
Not for heavy chewers
Color: Red + Yellow
Great concept, but for heavy chewers it's a no.
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Reviewed in the United States on February 1, 2026
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Stacie alba
Omaha, US
★★★★★ 5
Great fun
Color: Red + Yellow
Dogs love it and very durable
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Reviewed in the United States on March 8, 2025

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