Elevate your fastening projects with our Imperial Sheet Metal Screws featuring a Square Drive Wafer Self-Drilling design, constructed from durable Zinc Plated Steel. These screws are available in two sizes: #10-24 and #12-24. The Square Drive Wafer Self-Drilling feature ensures convenient and efficient installation, making them ideal for a variety of applications. Crafted from Zinc Plated Steel, these screws offer excellent corrosion resistance and long-lasting performance.