These professional-grade 8 x 5/8 inch self-drilling screws are designed specifically for RV and cargo applications. The white pan head provides a clean, finished look while maintaining structural integrity. The quad drive system offers superior grip and reduces cam-out during installation, making these screws easier to work with. Each screw features aggressive self-tapping threads that efficiently cut into metal surfaces, eliminating the need for pre-drilling in most applications. The pack includes 200 pieces, giving you plenty of fasteners for large projects or multiple installations. The durable construction and precise engineering make these screws ideal for securing panels, trim, and various components in RV construction and repair work. The pan head style sits flush against the surface, creating a professional finish while providing excellent holding power.