1/4 X 5/8″ Type AB Self Tapping Sheet Metal Screws Serrated Indented Hex Washer Head Unslotted Drive Steel Zinc & Bake 7/16″ A/F (3000/Pkg.) Premium

Type AB Self Tapping Sheet Metal Screws with Serrated Indented Hex Washer Head deliver reliable fastening for sheet metal assemblies where a flush, secure joint is required. The unslotted drive, steel composition with zinc baked finish provides corrosion resistance and consistent torque performance in industrial environments.

Specs

Dimensions: 1/4″ dia x 5/8″ length

Finish: Zinc plated with baked-on coating

Drive type: Unslotted

Head size (A/F): 7/16″

Features

Self tapping capability: Creates its own thread in sheet metal, eliminating pre-threading and enabling rapid assembly.

Head geometry: Serrated Indented Hex Washer Head distributes load over a wide bearing surface and resists pull-through in panel joints.

Drive style: Unslotted drive reduces surface engagement complexity and supports compatible hex driver tooling.

Coating & corrosion resistance: Zinc plated with baked finish delivers improved wear resistance and protection against corrosion in indoor and protected outdoor environments.

Material characteristics: Steel construction provides rigidity and consistent clamp load across metal interfaces.

Size and compatibility: 1/4″ diameter x 5/8″ length with 7/16″ hex across flats ensures stable seating and even load distribution in thin to moderate gauge sheet metal.

Application scenarios: Suitable for automotive interior panels, appliance housings, electrical enclosures, HVAC duct components, and metal cabinet assemblies where secure, fast installation is required.