Enhance your construction projects with this premium Hex Washer Head Screw. Crafted from durable steel and coated in zinc for added protection, this screw ensures long-lasting performance. Featuring a 5/16-18 thread size and a TAPTITE tip type, it guarantees a secure and efficient fastening solution. The ASME B18.6.3 specification and RoHS compliance further attest to its quality and environmental consciousness. With a convenient length of 0.5 inches, this screw is perfect for a wide range of applications. Upgrade your toolbox with this essential hardware component today.