High Quality 1/4″-20 X 1-1/2″ Machine Screws Flat Head Phillips Drive Steel Black Zinc (2000/Pkg.)
Original price was: $249.60.$104.83Current price is: $104.83.
For orders under $150.00, a shipping fee of $12.99 applies.
Machine Screws Phil Flat Steel Black Zinc 1/4-20 X 1 1/2
Engineered for strong, reliable fastening, this Phillips-drive machine screw features a sturdy steel body with a protective Black Zinc finish for corrosion resistance in indoor and outdoor environments. The 1/4-20 UNC thread and 1-1/2 inch length make it a versatile choice for metal-to-metal assemblies, enclosures, panels, and equipment housings.
Thread size: 1/4-20 UNC
Length: 1-1/2 in
Drive type: Phillips
Material: Steel
Finish: Black Zinc
Why choose this machine screw?
Durable steel construction stands up to regular use and provides strong clamping force.
Black Zinc finish adds corrosion resistance and a sleek, low-profile appearance for exposed fasteners.
Standard 1/4-20 threading ensures compatibility with a wide range of tapped holes and nuts.
Applications include metal fabrication, electronics enclosures, automotive/motor housing, HVAC units, and general workshop assembly. For best results, pair with compatible nuts and washers as needed.





