The Tinnerman Self-Thread Washer Screw, sized 1/4 with a 7/16 drive, is engineered for efficient fastening in various applications. Constructed from zinc, this washer screw offers superior corrosion resistance and durability. Its self-threading feature allows for quick and easy installation, making it perfect for automotive and industrial uses. The design ensures a secure fit with standard fasteners, enhancing the reliability of your assemblies. G L Huyett guarantees that this product meets stringent quality standards, making it a trusted choice for professionals.