Enhance your assembly process with this high-quality Sems Machine Screw. Designed for efficiency and durability, this steel screw features a corrosion-resistant zinc coating, making it ideal for a wide range of applications. With an ASME B18.13 specification, you can trust in its precision and performance. The included external tooth washer ensures secure fastening, while the hex washer head and slotted drive type offer easy installation. Measuring at a convenient length of .5 inches, this screw is a versatile component for your fastening needs. Rest assured, it complies with RoHS regulations, making it a responsible choice for environmentally conscious projects. Elevate your workmanship with this essential industrial tool.