Introducing our Sems Machine Screw, a versatile and essential component for various assembly applications. This high-quality steel screw features a durable zinc finish coating, ensuring longevity and resistance to corrosion. With a thread size of 1/4-20 and a length of 0.5 inches, it is suitable for a wide range of projects. The included external tooth washer provides added security and stability, while the pan head and slotted drive type make installation a breeze. Rest assured, this product is RoHS compliant, meeting strict environmental standards. Upgrade your toolkit with this dependable and efficient machine screw, perfect for both professional and DIY use.