The TEK SCREW HEX WASHER HD 1/4" X 1/2" features a #14 diameter and a 1/2" length, designed for reliable performance in metal-to-metal fastening applications. Its hex washer head provides excellent load distribution and reduces the risk of stripping, ensuring a strong hold. Finished with a zinc coating, this screw offers corrosion resistance, making it ideal for outdoor and industrial use. Perfect for securing metal roofing, siding, and other structural components in challenging environments.