Popular 4 X 1/4″ Type AB Self Tapping Sheet Metal Screws Oval Undercut Head Phillips Drive 18/8 Stainless Steel (5000/Pkg.)

Type AB Self Tapping Sheet Metal Screws with Oval Undercut Head and Phillips Drive are engineered for rapid, reliable fastening in thin sheet metal. Constructed from 304 Stainless Steel (18/8), these screws deliver durable corrosion resistance and predictable performance in indoor and outdoor assemblies.

Specs

Dimensions: #4 x 1/4 inch

Drive type: Phillips

Material grade: 304 Stainless Steel (18/8)

Thread type: Self tapping

Features

Self tapping: Cuts its own thread in sheet metal during installation, eliminating the need for pre-tapping.

Head style: Oval undercut head provides flush seating with a low-profile appearance and even load distribution.

Drive compatibility: Phillips drive supports common hand and power tools, reducing cam-out in high-torque environments.

Corrosion resistance: 304 Stainless Steel resists rust in humid or outdoor environments, extending service life.

Packaging: Bulk packaging of 5,000 pieces supports high-volume fabrication, OEM runs, and field service kits.

Material compatibility: Suitable for joining thin gauge sheet metal, aluminum and compatible substrates in standard assembly processes.

Applications: Ideal for electrical panels, HVAC enclosures, cabinets, and automotive interior/exterior metal assemblies where flush, secure fastening is required.