Easily secure components with this Sems Machine Screw. Designed for efficient installation, this screw features a pan head with a Phillips drive for convenient use. The external tooth washer ensures a secure grip, while the zinc finish coating provides both corrosion resistance and a polished look. Constructed from durable steel, it meets ASME B18.13 specifications for quality assurance. With a 4-40 thread size and a length of .15625 inches, it is ideal for a variety of applications. Rest assured, this screw is also RoHS compliant, making it a responsible choice for your projects.