4 X 1/4″ Type B Self Tapping Sheet Metal Screws Flat Undercut Head Six Lobe Drive Steel Zinc & Bake (10000/Pkg.) Trusted Brand

These Type B Self Tapping Sheet Metal Screws are designed for rapid, secure fastening in professional sheet metal assemblies. The flat undercut head and Six Lobe Drive deliver flush seating and precise torque control in bulk applications.

Specs

Dimensions: Diameter: #4, Length: 1/4 inch

Finish: Zinc plated and baked coating

Drive Type: Six Lobe Drive

Material Grade: Steel

Thread Type: Self-tapping

Features

Self-tapping capability: Direct fastening into sheet metal without pilot drilling, enabling efficient installation in production environments.

Flat Undercut Head: Flush seating with a low-profile surface to minimize interference in assemblies with moving parts.

Six Lobe Drive: Improves torque transfer and reduces cam-out during installation compared to traditional drive formats.

Corrosion Resistance: Zinc plated and baked coating provides protection in typical indoor and outdoor environments.

Bulk Packaging: 10,000 piece quantity supports high-volume production and consistent supply.

Applications: Suitable for automotive panels, HVAC ductwork, electrical enclosures, appliance chassis, and metal fabrication projects requiring reliable sheet metal fastening.