Introducing our Button Head Socket Cap Screw, a reliable fastening solution for various applications. Crafted from durable stainless steel and meeting ASME B18.3 specifications, this screw ensures high performance and longevity. Featuring a 4-40 thread size and a hex socket drive type, it offers easy installation and secure fastening. With a length of .4375 inches, it is suitable for a range of projects. Rest assured, this screw is RoHS compliant, making it an environmentally friendly choice for your needs. Trust in its quality and efficiency for your fastening requirements.