Introducing our Fillister Head Machine Screw, a durable and reliable fastening solution for various applications. Made of high-quality stainless steel, it offers excellent corrosion resistance and longevity. Compliant with ASME B18.6.3 specifications, this screw features a 4-40 thread size, perfect for precise and secure fastening. The slotted drive type ensures easy installation, while the fillister head provides a flush finish, ideal for projects requiring a sleek appearance. With a length of .125 inches, it is suitable for a range of projects. Rest assured, this screw is ROHS compliant, making it environmentally friendly. Upgrade your fastening needs with this top-notch machine screw.