Enhance fastening efficiency with this Sems Machine Screw, featuring a durable steel construction and a zinc finish coating for lasting performance. Designed with an ASME B18.13 specification, it guarantees quality and precision in every application. The 1/4-20 thread size and .625-inch length make it ideal for a variety of projects, while the internal tooth washer ensures secure attachment. With a pan head and Phillips drive type, it offers easy installation and a professional finish. Rest assured, this screw is fully ROHS compliant, making it a responsible choice for your hardware needs. Elevate your assembly processes with this reliable and versatile machine screw.