The Button Head Socket Cap Screw, a versatile and durable fastening solution for various applications. With a 4-40 thread size and made of high-quality steel with a zinc finish, this screw offers both strength and corrosion resistance. Featuring a hex socket drive type for easy installation, it measures .1875 inches in length, perfect for securing components in place. Compliant with RoHS regulations, it is environmentally friendly and safe for use in various projects. Trust in the reliability of this ASME B18.3 standard screw, with a material grade of 10.9 ensuring optimum performance. Upgrade your fastening needs with this premium Button Head Socket Cap Screw.