Enhance your fastening tasks with this durable Flat Head Machine Screw. Crafted from high-quality stainless steel and coated with a sleek black oxide finish, it offers both strength and style. The Phillips drive type ensures easy installation, while its ASME B18.6.3 specification guarantees reliability. With a thread size of 4-40 and a length of .5 inches, this screw is perfect for a wide range of applications. Plus, its RoHS compliance makes it environmentally friendly. Upgrade your toolkit with this essential hardware component.