Time-Limited 1/4″-20 X 3″ Machine Screws Round Head Combination Drive Steel Zinc Plated (500/Pkg.)

Upgrade your fasteners with our Machine Screws Combo Round Steel Zinc 1/4-20X3. This combo pack features round head machine screws crafted from solid steel and finished with a durable zinc coating for excellent corrosion resistance in harsh environments.

Material: Steel

Finish: Zinc-plated for corrosion resistance

Head style: Round head

Thread size: 1/4-20

Length: 3 inches

Usage: Ideal for metal-to-metal fastening, equipment assembly, cabinetry, and machinery

Why choose zinc-plated steel machine screws? The zinc coating provides a protective barrier against moisture and contaminants, helping prevent rust and extending service life in both indoor and outdoor projects. Their coarse 1/4-20 thread offers reliable engagement in tapped holes or with nuts, delivering secure, vibration-resistant fastening.

This combo pack is designed to streamline your projects by providing a reliable supply of round head machine screws in a common size. Keep a spare supply on hand to speed up assemblies, repairs, and replacements.

Care and storage: Store in a cool, dry place away from moisture to maintain finish and performance. When installing, use appropriate tools to avoid damaging the screw head and ensure a snug, flush fit.