Enhance your fastening needs with this Hex Head Cap Screw. Crafted from durable stainless steel with a sleek black passivate finish, this screw ensures reliable performance and corrosion resistance. Designed with a 5/16-18 thread size and a hex head for easy installation, it meets ASME B18.2.1 specifications for quality assurance. With a length of 0.625 inches, it's perfect for a variety of applications. Upgrade your hardware with this high-quality screw that complies with RoHS standards for environmental responsibility.