5/16″-18 X 3″ Machine Screws Fillister Head Slotted Drive Steel Zinc Plated (300/Pkg.) Today Only

Engineered for durable, metal-to-metal fastening, our Machine Screws Slotted Fillister Steel Zinc Plated 5/16-18 x 3 deliver dependable performance across a wide range of applications. The combination of a slotted drive and a wide fillister head provides easy installation and a large bearing surface for secure seating in metal assemblies.

Specifications

Thread size: 5/16-18

Length: 3 inches

Head type: Slotted Fillister

Material: Steel

Finish: Zinc Plated (corrosion resistant)

Benefits

The slotted drive enables straightforward tightening with standard flat-blade tools, while the fillister head provides a broad bearing surface for strong, stable connections. Zinc plating adds corrosion resistance to help extend the life of assemblies in indoor or moderately exposed environments.

Applications

Ideal for equipment enclosures, machinery, and general metal-to-metal fastening where a clean, flush appearance and reliable grip are required.

Choose these machine screws for durable, high-quality performance in a variety of metal fastening projects.