Machine Screws Slotted Flat Steel Zinc 1/4-20X1/2 are precision-engineered fasteners designed for secure, flush-mounted assemblies across metal, wood, and composite materials. With a slotted drive and flat-head profile, these zinc-plated steel screws deliver reliable torque and corrosion resistance for demanding applications.

• Size: 1/4-20 thread, 1/2″ length
• Material: Steel
• Finish: Zinc plating for corrosion resistance
• Head/Drive: Flat-head with slotted drive
• Thread: Unified 1/4-20 UNC
• Applications: Ideal for cabinetry, machinery, electronics enclosures, and general hardware assembly

Why choose zinc-plated steel machine screws? The zinc coating provides protection against rust and wear, while the flat-head design ensures a low-profile, flush installation in countersunk holes. Use with compatible nuts and tapped holes to achieve a secure, long-lasting bond.

Accessibility and ease-of-use: these screws are compatible with standard slotted screwdrivers, allowing for quick installation and removal as needed in repair or assembly tasks.