The Flat Head Machine Screw, a durable and versatile fastener for a wide range of applications. Crafted from high-quality stainless steel, this screw is built to last. Its ASME B18.6.3 specification ensures consistent performance, while its 4-40 thread size is compatible with a variety of threaded holes. The Phillips drive type allows for easy installation, and the .25-inch length makes it ideal for securing thin materials. With RoHS compliance, you can trust that this screw meets environmental standards. Upgrade your fastening solutions with the Flat Head Machine Screw.