Introducing our Sems Machine Screw, a reliable solution for your fastening needs. Crafted from durable stainless steel, this screw is designed for lasting performance. With a thread size of M4 x 0.7 and a length of 20mm, it's perfect for a variety of applications. The included split lock washer ensures secure assembly, while the pan head and Phillips drive make installation easy. Rest assured, this screw is fully RoHS compliant, meeting strict environmental standards. Upgrade your fastening arsenal with this high-quality and versatile component.