Enhance the structural integrity of your projects with our Flat Head Machine Screw. Crafted from durable steel and finished with a protective zinc coating, this ASME B18.6.3 compliant screw guarantees long-lasting performance. Designed for convenience, it features a Phillips drive type for easy installation. With a thread size of 4-40 and a length of .5 inches, it's ideal for a variety of applications. Rest assured, our commitment to environmental responsibility means this screw is also RoHS compliant. Upgrade your fastening solutions with this reliable and versatile hardware essential.