The Binder Head Machine Screw, a reliable fastening solution crafted from durable stainless steel. Designed to meet ASME B18.6.3 specifications, this screw features a 4-40 thread size, making it suitable for a variety of applications. The binder head and slotted drive offer ease of installation, while the 0.21875-inch length ensures a secure fit. With RoHS compliance, you can trust in the quality and sustainability of this essential hardware component. Whether for industrial, commercial, or DIY projects, this machine screw is a versatile and dependable choice.