The Button Head Socket Cap Screw, a reliable fastening solution that combines durability with ease of use. Made from high-grade steel and featuring a corrosion-resistant yellow zinc coating, this screw is designed to withstand tough environments while maintaining its integrity. With a 5/16-18 thread size and a 0.5-inch length, it is perfect for a variety of applications. The ASME B18.3 specification ensures quality and consistency, while the 10.9 material grade guarantees strength and reliability. The hex socket drive type allows for easy installation, making it ideal for both professionals and DIY enthusiasts. Upgrade your fastening arsenal with this essential component.