[4000 BULK] Machine Screws Phil Flat Steel Black Zinc 1/4-20 X 5/8

Mutual ScrewSKU: 1410MPFBZKC

Price:
Sale price$411.38 Regular price$459.11per 4000( $0.10 each)
Pieces 4000
Measurement type Inch
Thread size 1/4-20
Diameter 1/4
Length 5/8
Material Steel
Grade Steel
Finish Black Zinc
Drive Phillips
Head style Flat
Threads per inch 20
Thread style Fully Threaded
Weight 36.0 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

Machine Screws Phil Flat Steel Black Zinc 1/4-20 x 5/8 delivers dependable fastening for metal-to-metal and metal-to-board assemblies. Crafted from durable steel and finished in black zinc for corrosion resistance, these Phillips-drive flat-head machine screws sit flush in tapped holes, providing a clean, professional look for electronics, appliances, automotive trim, and cabinetry projects.

Key features:

  • Drive type: Phillips (PH) head for easy handheld or powered screwdriving
  • Head style: Flat countersunk head for a low-profile finish
  • Material: Steel with black zinc finish for corrosion resistance
  • Thread size: 1/4-20 UNC
  • Length: 5/8" (0.625")
  • Uses: Ideal for tapped holes in metal panels, enclosures, and assemblies

Why choose these machine screws?

  • Strong steel construction provides reliable strength in demanding applications
  • Black zinc coating offers durable corrosion protection and a sleek finish
  • PH drive and low-profile head enable quick, precise fastenings with minimal protrusion

Tips for best results: use a PH screwdriver or bit that fits snugly to prevent cam-out, and select the correct torque to avoid stripping threads. Ensure you’re using a 1/4"-20 tap or nut compatible with the 1/4-20 thread.

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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