Upgrade your fastening solutions with this Button Head Socket Cap Screw. Made from durable stainless steel and featuring a sleek hex socket drive type, this screw is perfect for a range of applications. Compliant with ASME B18.3 specifications, it ensures quality and performance. With a thread size of 4-40 and a length of .25 inches, it offers precise and secure fastening. Rest easy knowing this screw is also RoHS compliant, making it environmentally friendly. Elevate your projects with the reliability and strength of this essential component.