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Hillman

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

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

Regular price $69.99 USD
Regular price Sale price $69.99 USD
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Hillman Grade 8 Hex Cap Screws 1/2 in. x 4-1/2 in., 25-Pack

Heavy-duty Grade 8 hex cap screws crafted from heat-treated steel for high-strength fastening. Coarse threads and washer face under the head deliver secure grip and a better seal in demanding applications. Ideal for machinery, automotive, and structural projects.


Key Features:

  • Grade 8 Strength: Heat-treated steel delivers maximum tensile strength for heavy-duty applications
  • Coarse Thread Design: Provides fast, reliable engagement in pre-tapped holes or with nuts
  • Washer Face Under Head: Improves load distribution and sealing for a tighter hold
  • Partially Threaded Shank: Added shear strength where it matters most
  • Convenient 25-Pack: Boxed for easy storage and jobsite replenishment

Specifications Table:

Specification Details
Brand Name Hillman
Material Steel
Finish Heat Treated; Yellow Dichromate
Grade 8
Head Type Hex Head Cap Screw
Diameter 1/2 inch
Length 4-1/2 inch
Thread Type Coarse
Threading Partially threaded
Washer Face Yes, under head
Number in Package 25
Packaging Type Boxed
Tightening Method Wrench or drill
Unit of Measurement Imperial
Package Dimensions 6.8 in L x 4.5 in W x 3.3 in H
Package Weight 7.3 lbs

Frequently Asked Questions (FAQ):

Q: Are these screws fully or partially threaded?
A: They are partially threaded along the shank for added strength.


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


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


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


Q: What size are these screws?
A: 1/2 inch diameter by 4-1/2 inch length.


Industrial Strength, Refined Utility

These Grade 8 hex cap screws bring a crisp, utilitarian elegance to any build, marrying strength with precision. The bold hex head and warm yellow dichromate finish add a subtle industrial accent that feels intentional. Style them with blackened steel brackets or exposed hardware moments to punctuate cabinetry and lofted shelving. A small detail that signals craftsmanship—and the backbone of luxurious, lasting design.


Choose Hillman Grade 8 hex cap screws for dependable, high-strength fastening—add this 25-pack to your project today.

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