Best Seller 5/16″-18 X 2-1/4″ Machine Screws Flat Head Phillips Drive 18/8 Stainless Steel (250/Pkg.)

Specs

Material: 18/8 stainless steel (304) for corrosion resistance and long-term strength.

Drive: Phillips (PH) drive for standard screwdriver installation.

Head style: Flat head for flush, countersunk finish.

Thread: 5/16-18 UNC coarse-thread.

Length: 2-1/4 inches overall length.

Pack size: 250 pieces per package.

Applications: Equipment, cabinetry, enclosures, and general metal fastening where rust resistance matters.

Features

Mil-Spec design offers reliable performance in demanding environments with corrosion resistance from 18/8 stainless steel.

Flush flat head provides a clean, professional finish on routed or countersunk surfaces.

Phillips drive enables straightforward installation with standard screwdrivers or bit drivers.

Coarse-threaded 5/16-18 UNC enhances thread engagement in common tapped holes and thicker materials.

Bulk packaging (250 per package) supports assembly projects with multiple fasteners or replacement needs.

Physical

Flat head, countersunk profile with Phillips drive.

Material: 18/8 stainless steel (304) for corrosion resistance.

Thread: 5/16-18 UNC; Length: 2-1/4 inches.

Pack quantity: 250 per package.

Industry Used In

Metalworking shops and fabrication environments requiring rust-resistant fasteners.

Cabinetry and casegoods installations where a flush, neat appearance is desired.

Electrical enclosures and control panels needing durable, corrosion-resistant mounting screws.

Industrial equipment assemblies where reliable thread engagement and easy installation are important.

General purpose hardware applications in workshops and production settings.