5/16 X 3/4" Type AB Self Tapping Sheet Metal Screws | Serrated Indented Hex Washer Head | Unslotted Drive | Steel Zinc & Bake (1500/Pkg.)

Type AB Self Tapping Sheet Metal Screws with a Serrated Indented Hex Washer Head and Unslotted Drive provide secure fastening for metal-to-metal assemblies. Constructed from steel with a zinc plated and bake-on finish, these fasteners deliver reliable corrosion resistance for indoor and outdoor applications.

Specs

• Dimensions: Diameter 5/16 inch; Length 3/4 inch
• Finish: Zinc plated with bake-on coating
• Drive type: Unslotted drive
• Material: Steel

Features

• Self tapping design enables the screw to form its own threads in sheet metal, simplifying installation and reducing pre-drilling requirements.
• Serrated Indented Hex Washer Head distributes clamping force, resists loosening under vibration, and provides a flush seating surface.
• Unslotted drive requires a matching hex driver, improving security and minimizing tool-related damage in finished assemblies.
• Coated corrosion protection provided by zinc plating with bake-on finish extends service life in interior and exterior environments.
• Application versatility: suitable for moderate thickness sheet metal fastenings in HVAC, automotive, appliance, and metal fabrication projects.