[4000 BULK] Machine Screws Phil 82 Degree Flat Undercut Steel Zinc Plated 1/4-20 X 1/2

Mutual ScrewSKU: 1408MPUKC

Price:
Sale price$615.69per 4000( $0.15 each)
Pieces 4000
Measurement type Inch
Thread size 1/4-20
Diameter 1/4
Length 1/2
Material Steel
Grade Steel
Finish Zinc Plated
Drive Phillips
Head style 82 Degree Flat Undercut
Threads per inch 20
Thread style Fully Threaded
Weight 29.0 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

Stock up with a 4000-piece bulk pack of Phillips drive machine screws. Each screw is 1/4-20 x 1/2 inch, made from steel and zinc plated for durability and corrosion resistance, and features an 82-degree flat undercut head for flush seating in countersunk applications.

  • Size and threading: 1/4-20 coarse thread, 1/2 inch length — standard fasteners for versatile metal-to-metal and metal-to-wood applications.
  • Drive type: Phillips (PH) drive for reliable, centered torque and broad compatibility with common tools.
  • Head style: 82-degree flat undercut head designed to sit flush in countersunk surfaces.
  • Material and finish: Steel with zinc plating for added strength and corrosion resistance.
  • Quantity: Bulk pack of 4000 screws, ideal for production runs, repair shops, and large projects.
  • Applications: Suitable for machinery, appliances, enclosures, and general assemblies requiring secure, flush-mounted fasteners.

Optimize your workflow with these reliable screws — consistent size, drive, and head geometry to accelerate assembly and ensure a clean, professional finish.

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