The Binder Head Machine Screw is a durable and reliable fastening solution for a variety of applications. Constructed from high-quality steel with a zinc finish coating, this screw offers excellent corrosion resistance and longevity. Designed to meet ASME B18.6.3 specifications, it ensures precise and secure fastening. The 4-40 thread size and slotted drive type make it easy to install, while the binder head provides a neat and flush finish. With a length of .1875 inches, it is ideal for use in tight spaces. Additionally, this screw is RoHS compliant, making it environmentally friendly. Trust in the Binder Head Machine Screw for all your fastening needs.