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Hillman

Hillman 1/2 in. Diameter x 3 in. Length Heat-Treated Steel Hex Head Cap Screw, 50-Pack

Hillman 1/2 in. Diameter x 3 in. Length Heat-Treated Steel Hex Head Cap Screw, 50-Pack

Regular price $94.99 USD
Regular price Sale price $94.99 USD
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Hillman 1/2 in. x 3 in. Grade 8 Hex Head Cap Screws (50-Pack)

Heavy-duty hex head cap screws engineered from heat-treated steel for high-strength fastening. Grade 8, partially threaded shanks with a washer face under the head deliver secure clamping in machinery, automotive, and construction applications.


Key Features:

  • Grade 8 Strength: Heat-treated steel provides superior tensile strength for demanding loads
  • Washer Face Head: Built-in bearing surface under the head for improved sealing and torque distribution
  • Partially Threaded Shank: Enhances shear strength where unthreaded grip length is required
  • Coarse Thread: Fast, reliable assembly with nuts or tapped holes
  • Bulk Value: 50-pack of 1/2 in. diameter x 3 in. length hex cap screws for shop or jobsite use

Specifications Table:

Specification Details
Brand Hillman
Diameter 1/2 inch
Length 3 inch
Material Steel
Finish Heat Treated; yellow dichromate style
Grade Grade 8
Head Type Hex head with washer face
Thread Type Coarse
Threading Partially threaded along shank
Units Imperial
Pieces Included 50 pack
Packaging Type Boxed

Frequently Asked Questions (FAQ):

Q: Are these fully threaded?
A: No. They are grade 8 hex cap screws with a partially threaded shank.


Q: What finish do they have?
A: Heat-treated with a yellow dichromate-style finish noted for wear resistance.


Q: What thread type is used?
A: Coarse thread, suitable for use with matching coarse-thread nuts or tapped holes.


Q: How are they installed?
A: Tighten with a wrench or compatible driver on the hex head; use with a nut or in a tapped hole.


Q: What is included in the box?
A: 50 pieces of 1/2 in. diameter x 3 in. length grade 8 hex head cap screws.


Industrial Strength, Clean Precision

There’s an elegant honesty to a perfectly machined hex bolt—the quiet hero of structure. The yellow-chrome gleam punctuates wood and steel with a crisp, architectural note, while the washer-faced head sits flush and confident. Style workshop shelving or raw-oak furniture with exposed fasteners for a refined industrial statement. This is the kind of hardware that makes durability look luxurious.


Equip your next build with grade‑8 confidence—add this 50‑pack to your cart today.

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