#4-40 X 1/2" Machine Screws | Fillister Head | Slotted Drive | Steel Zinc Plated (10000/Pkg.)

Get dependable fastening with our Machine Screws Slotted Fillister Steel Zinc Plated 4/40 x 1/2. These precision screws deliver reliable grip in a compact form, ideal for electronics, appliances, cabinetry, and general machinery where a flush, finished look matters.

Product highlights

• Head style: Slotted fillister — sits proud for easy driving and a clean finish
• Material: Hardened steel with zinc plating for corrosion resistance and long service life
• Thread size: 4-40
• Length: 1/2 inch
• Finish: Zinc-plated for bright, uniform appearance and compatibility with other hardware

Designed for precise alignment and secure fastening in thin panels, chassis, and equipment enclosures. The slotted drive is compatible with standard single-slotted screwdrivers, making installation quick and straightforward, even in tight spaces.

Applications

• Electronic enclosures and dashboards
• Metal cabinets and furniture fittings
• Small mechanical assemblies and DIY projects
• Repair and maintenance of appliances

Packaging and compatibility: Each screw is manufactured to strict tolerances to ensure consistent fit with 4-40 thread components. Zinc plating provides light corrosion resistance, ideal for indoor environments and where moisture exposure is limited.