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

Machine Screws Slotted Fillister Steel Zinc Plated 4/40 X 1 1/4 are precision-engineered fasteners designed for secure metal-to-metal and metal-to-plastic assemblies. With a slotted fillister head, these screws provide a low-profile drive for optimal flush mounting and reliable performance in a wide range of applications.

Crafted from durable steel and finished with a corrosion-resistant zinc plating, they resist rust and wear in everyday use. The 4/40 thread size and 1-1/4 inch length make them ideal for electronics, cabinet hardware, appliances, and general hardware projects where small-diameter fasteners are required.

Key features

• Head style: Slotted fillister head for a classic, compact appearance and easy driving with a standard screwdriver.
• Material: Steel, providing strength and durability.
• Finish: Zinc plated for corrosion resistance.
• Thread: 4/40 UNC precision threads for consistent mating with tapped holes.
• Size: 4/40 x 1 1/4 inches (length 1.25"), suitable for thin metal and plastic components.
• Application: Ideal for electronics, small cabinets, electronics enclosures, and other light-duty fastening needs.

For best results, pair with a compatible threaded insert or pre-tapped hole and use the correct screwdriver tip for a secure drive. These screws are designed for reliable, repeatable performance in a variety of mechanical assemblies, making them a dependable choice for professionals and hobbyists alike.