1/4"-20 X 5/8" Machine Screws | Fillister Head | Slotted Drive | Steel Zinc Plated (3000/Pkg.)

Machine Screws Slotted Fillister Steel Zinc Plated 1/4-20 X 5/8 are engineered for dependable metal-to-metal fastening in a wide range of applications. These slotted fillister head machine screws provide a durable, easy-to-drive solution when precise torque and a clean finish are required.

Key features and benefits:

• Head style: Slotted fillister head for a classic, easy-drive profile
• Material: Steel provides strength and long-lasting performance
• Finish: Zinc plating offers corrosion resistance and economical protection
• Thread size: 1/4-20 UNC for common machine screw applications
• Length: 5/8 inch to suit a variety of assembly needs
• Drive: Slotted, compatible with standard screwdrivers
• Applications: Ideal for general-purpose fastening in equipment, machinery, enclosures, and assemblies requiring a slotted fillister screw

Why choose these zinc-plated steel machine screws? They deliver reliable strength and a corrosion barrier at a cost-effective price point, making them suitable for electronics, automotive, industrial, and DIY projects. The slotted drive provides straightforward installation and removal, while the fillister head offers a smooth profile that sits flush or slightly above the material surface.

Pro tips: pair with a compatible nut or tapped hole and ensure the hole diameter and thread engagement match the 1/4-20 specification. For vibration-prone applications, consider using a light threadlocker to maintain torque over time.