5/16"-18 X 2-3/4" Machine Screws | Flat Head | Slotted Drive | Steel Zinc Plated (100/Pkg.)

Machine Screws Slotted Flat Steel Zinc 5/16-18 x 2-3/4 are precision fasteners designed for secure metal-to-metal assemblies. Crafted from zinc-plated steel, they combine strong holding power with corrosion resistance for long-lasting performance in a variety of projects.

Key features

• Slotted drive for a standard screwdriver—easy installation and dependable seating
• Flat steel body provides uniform contact and clean, flush fastening
• Coarse 5/16-18 threads offer strong engagement in tapped holes or with nuts
• Length: 2-3/4 inches fits many common assemblies
• Zinc plating enhances corrosion resistance in everyday environments

Ideal uses

• Metal enclosures, cabinetry, appliances, and furniture assemblies
• General hardware projects requiring durable machine screws
• Electrical panels and equipment housings where a slotted, machine-screw fastener is preferred

Tips for best results: ensure mating parts have compatible 5/16-18 tapped holes or nuts, verify clearance for the screw length, and avoid over-tightening to prevent thread damage.