#4 X 5/16" Type AB Self Tapping Sheet Metal Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel (5000/Pkg.)

Bulk pack of 5000 Type AB self tapping sheet metal screws. Flat head with Phillips drive enables flush mounting and reliable drive engagement with standard tools.

Specs

• Dimensions: Diameter: #4; Length: 5/16 inch
• Material grade: 18/8 Stainless Steel
• Drive type: Phillips
• Thread type: Self-tapping, Type AB

Features

• Self-tapping design: Forms threads in sheet metal during installation, eliminating the need for pre-drilling in many applications.
• Flat head: Countersinks flush for low-profile assemblies and clean aesthetics in junctions and panels.
• Phillips drive: Common drive profile compatible with standard drivers, enabling efficient installation and reduced cam-out risk on softer metals.
• Material grade: 18/8 Stainless Steel providing corrosion resistance suitable for indoor and outdoor environments.
• Type AB self-tapping screw: Balanced tapping torque and holding power for general sheet metal joining.
• Bulk quantity: 5,000 pieces per bulk package for high-volume manufacturing and maintenance projects.
• Use cases: HVAC ductwork, electrical enclosures, metal cabinetry, appliance assembly, automotive trim, and equipment housings requiring flush, permanent fasteners.
• Installation efficiency: Self-tapping capability reduces pre-tap steps, accelerating assembly timelines and simplifying field repairs.