Upgrade your fastening solutions with our Fillister Head Machine Screw. Crafted from durable stainless steel, this screw guarantees longevity and corrosion resistance. Compliant with ASME B18.6.3 specifications, it ensures quality and precision in every application. The Phillips drive type offers easy installation, while the fillister head provides a secure hold. With a thread size of 4-40 and a length of .25 inches, it's ideal for a variety of projects. Rest assured, this screw is also RoHS compliant, meeting environmental standards for added peace of mind. Elevate your industrial or DIY tasks with this essential component.