Hillman 3/8 in. Diameter x 3 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 50-Pack
SKU: 44523301476

Hillman 3/8 in. Diameter x 3 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 50-Pack

Sale price$40.49 Regular price$44.99
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Description

Hillman 3/8 in. Diameter x 3 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 50-PackHillman Grade 5 Hex Head Cap Screws, 3 8" x 3", 50 Pack Durable Grade 5 hex head cap screws made of steel with a heat treated zinc finish for added strength and wear resistance. Partially threaded with a washer face under the head for a better seal, ideal for use with nuts or tapped holes. Key Features: Grade 5 Strength: Heat treated steel for reliable performance in structural and machinery applications Corrosion Resistant Finish: Zinc coating

Hillman Grade 5 Hex Head Cap Screws, 3/8" x 3", 50-Pack

Durable Grade 5 hex head cap screws made of steel with a heat-treated zinc finish for added strength and wear resistance. Partially threaded with a washer face under the head for a better seal, ideal for use with nuts or tapped holes.


Key Features:

  • Grade 5 Strength: Heat-treated steel for reliable performance in structural and machinery applications
  • Corrosion-Resistant Finish: Zinc coating enhances durability and wear resistance
  • Washer Face Design: Built-in washer face under head improves seal and load distribution
  • Partially Threaded Shank: Provides strong clamping force and alignment where full threads aren't required
  • Coarse Thread: Compatible with standard nuts and tapped holes; easy installation with wrench or drill

Specifications Table:

Specification Details
Brand Name Hillman
Finish Heat Treated Zinc
Grade Grade 5
Diameter 3/8 inch
Length 3 inch
Material Steel
Number in Package 50 pack
Packaging Type Boxed
Thread Type Coarse
Head Style Hex head cap screw
Partially Threaded Yes
Washer Face Under Head Yes

Frequently Asked Questions (FAQ):

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


Q: What tools are needed for installation?
A: Tighten with a wrench or a drill fitted with the appropriate hex socket.


Q: Do they resist rust?
A: The zinc finish offers corrosion resistance suitable for general indoor and some outdoor applications; for harsh environments, consider stainless options.


Q: What thread type do they use?
A: Coarse thread, compatible with standard nuts and tapped holes.


Q: Is this a bulk pack?
A: Yes, the box contains 50 screws.


Industrial Strength, Streamlined Beauty

These hex cap screws bring a clean, engineered aesthetic to any build, marrying function with a refined metallic sheen. The zinc finish catches light subtly while the faceted head adds crisp geometry. Style them with raw woods and matte blacks for a modern, workshop-chic vibe, or use them to punctuate minimalist cabinetry. A small detail with big impact—essential hardware for elevated, enduring design.


Upgrade your project with these Grade 5 zinc-finished hex cap screws—add the 50-pack 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: 44523301476

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Tink
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★★★★★ 1
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Reviewed in the United States on March 15, 2026
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Reviewed in the United States on March 20, 2026
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April Zheng
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★★★★★ 5
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Karen O'Dell
Natrona Heights, US
★★★★★ 5
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Lowell, US
★★★★★ 5
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It was funny to get together. Fun moments. My grandfather whom forgot to look down, stepped on it, slid, and did the splits.. there was a little smudge haha. But— its been a year and I still love them.
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