5/16"-18 X 1" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel Black Oxide (1000/Pkg.)

★★★★★ 5.0 86 reviews

US$139.67
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US$139.67
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 242059351 Release Date 2026/07/19 List Price US$139.67 Model Number 242059351
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Discover durable, corrosion-resistant fastening with our Machine Screws Phil Flat 18/8 Stainless Black Oxide 5/16-18 X 1. These high-quality screws are engineered for reliability in a wide range of applications, from electronics enclosures to machinery brackets.

  • Drive type: Phillips drive for easy tool access and secure seating.
  • Head style: Flat-head (countersunk) design for a flush, professional finish.
  • Material: 18/8 stainless steel for outstanding corrosion resistance and strength.
  • Finish: Black oxide coating to reduce glare and provide additional wear resistance.
  • Size: 5/16-18 thread, 1 inch long (overall length).

These Phillips flat head machine screws are ideal for joining metal components, brackets, and assemblies where a clean, low-profile appearance is important. The combination of 18/8 stainless steel and a black oxide finish delivers dependable performance in indoor and moderate outdoor environments while maintaining a sleek look.


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