Machine Screws Phil Flat 18/8 Stainless Black Oxide 4-40 X 5/16
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Machine Screws Phil Flat 18/8 Stainless Black Oxide 4-40 X 5/16

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[5000 BULK] Machine Screws Phil 100 Degree Flat 18/8 Stainless Black Oxide 4-40 X 5/16

Mutual ScrewSKU: 0405MP1188BKC
Price:
$166.53per 5000( $0.03 each)
Pieces 5000
Measurement type Inch
Thread size #4-40
Diameter 4
Length 5/16
Material Steel
Grade 18/8
Finish Black Oxide
Drive Phillips
Head style 100 Degree Flat
Threads per inch 40
Thread style Fully Threaded
Weight 4.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Discover durable, bulk-ready hardware with our [5000 BULK] Machine Screws. Designed for professional assemblies and long-lasting performance, this 5,000-count pack keeps your workshop stocked with the right fasteners for any project.

Product Details

  • Type: Machine Screws with Phillips drive
  • Head: Flat head for a flush, professional finish
  • Size: 4-40 x 5/16 inch
  • Material: 18/8 stainless steel
  • Finish: Black oxide
  • Quantity: 5,000 screws
  • Ideal for: Electronics, metal enclosures, cabinetry, appliances, and general purpose projects

Why choose these bulk machine screws? The combination of 18/8 stainless steel with a black oxide finish delivers excellent corrosion resistance, low reflectivity, and a professional appearance. The 4-40 thread size is a versatile choice for light to medium-duty assemblies, making this bulk pack an essential addition to any toolkit or fabrication shop.

Stock up today and enjoy turnkey reliability for rapid builds, repairs, and replacements. Bulk savings, consistent quality, and ample quantity—perfect for professional workflows and DIY enthusiasts alike.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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