Enhance fastening efficiency with our Binder Head Machine Screw. Crafted from durable steel with a sleek nickel coating, this ASME B18.6.3 compliant screw ensures reliable performance. Featuring a 4-40 thread size and a slotted drive type, it's perfect for various applications. The binder head design offers a secure grip, while the 0.25-inch length provides versatility. Rest assured, it's also RoHS compliant, making it an environmentally friendly choice for your projects. Upgrade your fastening solutions with this top-quality machine screw.