Introducing our Sems Machine Screw, a versatile and reliable fastening solution for various applications. Crafted from durable steel with a corrosion-resistant zinc finish, this screw ensures lasting performance. Compliant with ASME B18.13 standards, it guarantees precision and quality. The included Square Conical Washer provides added stability and support, while the Pan head and Phillips drive type make installation a breeze. With a thread size of 8-32 and a length of .25 inches, this screw is perfect for a wide range of projects. Rest assured, it is also RoHS compliant, meeting environmental standards. Upgrade your fastening game with this top-of-the-line Sems Machine Screw.