Introducing our Flat Head Machine Screw, a durable and reliable fastening solution for a variety of applications. Crafted from high-quality stainless steel, this screw guarantees long-lasting performance, making it ideal for both indoor and outdoor use. Featuring a Phillips drive type and ASME B18.6.3 specification, it ensures easy installation and a secure fit. With a thread size of 4-40 and a length of 0.25 inches, it's perfect for fastening materials of various thicknesses. Rest assured, this screw is RoHS compliant, meeting environmental standards for safe and sustainable usage. Upgrade your fastening arsenal with this essential hardware component.