Genuine 5/16″-18 X 6″ Machine Screws Round Head Phillips Drive Steel Zinc Plated (200/Pkg.)

Machine Screws Phil Round Steel Zinc Plated 5/16-18 x 6 are high-strength fasteners designed for reliable metal-to-metal assembly. The Philips round head provides easy drive and a clean finished appearance, while the steel construction delivers lasting durability in demanding environments.

Key features include a Philips round head for smooth seating, a 5/16-18 UNC thread for strong, common fastener compatibility, and a steel body with zinc plating that resists corrosion in indoor or semi-exposed applications. At 6 inches in length, these screws are suited for thicker assemblies where extra bite is required.

Head type: Philips round

Diameter: 5/16 in

Thread pitch: 18 TPI

Length: 6 in

Material: Steel

Finish: Zinc plated

Drive type: Phillips

Ideal for equipment enclosures, machinery, automotive assemblies, control panels, and other metal-to-metal applications where a secure, corrosion-resistant fastener is required.

Choose these machine screws for dependable performance, easy installation with standard tools, and a balanced combination of strength and versatility across a variety of projects.