This Hex Washer Head Screw is a versatile fastening solution, ideal for a range of applications. With a thread size of 5/16-18 and a length of 0.75 inches, it offers secure and reliable performance. Crafted from durable steel with a sleek black oxide finish, it not only provides strength but also boasts a sleek aesthetic. The ASME B18.6.3 specification ensures quality and precision, while the RoHS compliance aligns with environmental standards. The hex washer head design allows for easy installation and offers a professional finish. A must-have for any toolbox or workshop, this screw is sure to meet your fastening needs with ease.