1/4"-20 X 3-1/2" Machine Screws | Flat Head | Phillips Drive | Steel Zinc Plated (500/Pkg.)

★★★★★ 4.3 132 reviews

US$50.04
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US$50.04
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Free shipping Free 30-day returns

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Product details

Management number 242058165 Release Date 2026/07/19 List Price US$50.04 Model Number 242058165
Category

Choose durable and reliable fasteners for your machinery and hardware projects with these Phillips drive machine screws. Made from sturdy steel and finished with a corrosion-resistant zinc plating, they’re designed to deliver consistent performance in a wide range of assemblies.

These machine screws are sized 1/4-20 UNC and measure 3-1/2 inches in length, making them suitable for medium-thickness panels, chassis covers, and other equipment enclosures where a secure, threaded connection is required.

Key features

  • Drive type: Phillips
  • Material: Steel
  • Finish: Zinc plated for corrosion resistance
  • Thread: 1/4-20
  • Length: 3-1/2 inches

Applications

Ideal for general purpose fastening in machinery, equipment housings, automotive components, cabinetry, and electronics enclosures where robust, threaded fasteners are needed.

Order these zinc-plated machine screws in bulk for project-ready hardware that stands up to daily use. Pair with corresponding nuts and washers as required for secure assemblies.


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4.3 out of 5
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132 ratings | 54 reviews
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