#4-40 X 2-1/4" Machine Screws | Round Head | Slotted Drive | Steel Zinc Plated (3000/Pkg.)

Meet the Machine Screws Slotted Round Zinc Plated 4/40 x 2 1/4 — a dependable fastener engineered for precise, sturdy assemblies. The slotted round head provides classic drive compatibility and a clean finish for metal-to-metal connections in electronics, cabinetry, appliances, and industrial equipment.

Key features

• Slotted round head offers easy driving with a standard flat-blade screwdriver and a neat, low-profile appearance.
• Thread size 4/40 with a length of 2 1/4 in fits most tapped holes and common chassis applications.
• Zinc plated finish provides corrosion resistance and a bright, durable look for long-lasting use.
• Precision machine screw ensures predictable thread engagement and secure clamping in assemblies.
• Versatile compatibility suitable for electronics, machinery, cabinetry, appliances, and general metal hardware projects.

Choose the Machine Screws Slotted Round Zinc Plated 4/40 x 2 1/4 when you need a dependable, ready-to-install fastener that balances performance and value. Ideal for quick repairs, enclosures, and project builds that require standard 4/40 screws with an easy-to-drive slotted head.