The Button Head Socket Cap Screw, a versatile fastener designed for secure and seamless assembly. Crafted from durable stainless steel, this screw boasts reliability and longevity, making it ideal for a wide range of applications. With a thread size of 4-40 and a sleek hex socket drive type, it offers ease of installation and removal. The half-inch length ensures a perfect fit, while its ASME B18.3 specification guarantees quality and performance. Rest assured, this screw is not only functional but also environmentally friendly, boasting RoHS compliance. Upgrade your fastening solutions with this essential component.