Fresh Stock 4-40 X 1/4″ Machine Screws Undercut Binder Head Slotted Drive Steel Zinc Plated (10000/Pkg.)
Original price was: $192.56.$80.88Current price is: $80.88.
For orders under $150.00, a shipping fee of $12.99 applies.
Engineered for dependable fastening in electronics, machinery, and panel assemblies, our Machine Screws Slotted Undercut Binder Zinc Plated 4-40 x 1/4 deliver strong seating with a slim, low-profile binder head. The slotted drive allows quick installation with a standard screwdriver, while the undercut binder head provides a wide bearing surface for secure seating and reduced head height for tight fits.
Key Features
Drive type: Slotted
Head style: Binder with undercut for a wide bearing surface
Material: Steel
Finish: Zinc plated for corrosion resistance
Thread size: 4-40
Length: 1/4 in
Size designation: #4
Applications: Ideal for electronic enclosures, metal-to-metal assemblies, and panel mounting
These machine screws are designed to pair with standard nuts and tapped holes that accept 4-40 threads, delivering reliable performance in a variety of environments. Zinc plating offers durable protection against rust and wear, making them suitable for indoor and light-duty outdoor use where conditions are not extreme.





