#4-40 X 1-3/8" Machine Screws | Round Head | Slotted Drive | Steel Zinc Plated (8000/Pkg.)

Machine Screws Slotted Round Zinc Plated 4/40 X 1 3/8 offers a compact, dependable fastening solution for light-duty applications. With a round head and a slotted drive, this machine screw delivers a clean look and reliable seating in metal, plastic, and wood assemblies where thread security matters.

Key features:

• Head style: Round
• Drive type: Slotted
• Finish: Zinc plated for corrosion resistance
• Thread size: 4/40
• Overall length: 1 3/8 in

Applications:

• Electronics enclosures, small appliances, cabinetry, and general hardware projects
• Ideal for clean, low-profile fastenings where a slotted drive is preferred

Why choose zinc-plated machine screws?

• Enhanced corrosion resistance for everyday use
• Standard size for easy replacement and compatibility with existing hardware