1/4"-20 X 3-1/2" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel (500/Pkg.)

★★★★★ 4.2 54 reviews

US$57.19
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US$57.19
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 242058161 Release Date 2026/07/19 List Price US$57.19 Model Number 242058161
Category

Engineered for dependable fastenings in metal-to-metal assemblies, this Machine Screws Phil Flat 18/8 Stainless 1/4-20X3 1/2 delivers strength and corrosion resistance in a compact, easy-to-drive package.

Key Features

  • Material: 18/8 stainless steel (AISI 304) for excellent corrosion resistance
  • Head & Drive: Phillips flat head for flush mounting and easy driving
  • Thread: 1/4-20 UNC coarse thread suitable for metal-to-metal assemblies
  • Length: 3-1/2 inches overall
  • Applications: ideal for machinery, cabinetry, enclosures, automotive, and outdoor projects

Specifications

  • Thread size: 1/4-20
  • Length: 3-1/2 in
  • Head type: Phillips flat
  • Material: 18/8 stainless steel (304)
  • Finish: natural stainless

Why Choose Stainless Steel Machine Screws

Made from 18/8 stainless steel, these screws resist rust and corrosion, making them suitable for both indoor and outdoor use. The Phillips flat head ensures a flush, secure fit, while the 1/4-20 UNC thread provides reliable mating with compatible nuts and tapped holes. This combination makes them a versatile choice for a wide range of fastener projects, from equipment housings to cabinetry and industrial assemblies.


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4.2 out of 5
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54 ratings | 22 reviews
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