Enhance assembly efficiency with this Sems Machine Screw, a versatile and essential component for various applications. Crafted from durable stainless steel, it ensures long-lasting performance and corrosion resistance. The Phillips drive type and pan head design allow for easy installation, while the included split lock and flat washers provide added stability and security. Compliant with RoHS regulations, this screw is not only reliable but also environmentally friendly. With a 4-40 thread size and a length of .3125 inches, it is suitable for a wide range of projects. Upgrade your fastening solutions with this high-quality SEMS screw.