Upgrade your fastening needs with this premium Fillister Head Machine Screw. Crafted from durable stainless steel, it boasts a 4-40 thread size, making it perfect for a wide range of applications. The Phillips drive type ensures easy installation, while the ASME B18.6.3 specification guarantees quality and performance. With a sleek Fillister head design and a length of .625 inches, this screw is both functional and stylish. Rest assured, it is also RoHS compliant, making it an environmentally friendly choice for your projects. Elevate your hardware game with this top-notch machine screw.