5/16″-18 X 3″ Machine Screws Flat Head Slotted Drive Steel Zinc Plated (100/Pkg.) Price Drop
Original price was: $21.90.$11.39Current price is: $11.39.
Machine Screws Slotted Flat Steel Zinc 5/16-18 x 3 are durable fasteners designed for reliable, high-strength fastening in metal-to-metal assemblies. Featuring a slotted drive and a zinc-plated finish, these screws provide easy installation and superior corrosion resistance for a variety of applications.
Size: 5/16-18 x 3 inches
Material: Steel
Finish: Zinc-plated
Drive: Slotted
Thread: 5/16-18 (coarse thread), suitable for standard tapped holes and through-holes
Applications include mounting panels, fixtures, machinery, automotive components, equipment enclosures, and other assemblies where a precise, secure, slotted machine screw is required. The zinc finish offers corrosion resistance to extend service life in both indoor and sheltered outdoor environments, while the robust steel core delivers dependable strength for everyday fastening tasks.
Whether you’re outfitting a workshop project or completing a professional installation, these screws provide reliable performance, compatibility with standard nuts and tapped holes, and a corrosion-resistant finish that stands up to regular use.





