Introducing our Binder Head Machine Screw, a versatile and durable fastening solution for a variety of applications. Constructed from high-quality stainless steel, this screw is designed for long-lasting performance and corrosion resistance. With a thread size of 4-40 and a length of .25 inches, it offers secure and reliable attachment. The Binder head and slotted drive type make installation easy and efficient. Compliant with RoHS regulations, this screw is not only functional but also environmentally friendly. Trust in the quality and precision of this ASME B18.6.3 specification screw for all your fastening needs.