Introducing our Flat Head Machine Screw, designed to meet ASME B18.6.3 specifications for optimal performance. Crafted from durable steel with a sleek black oxide finish, this screw is both reliable and visually appealing. Featuring a Phillips drive type for easy installation, it is perfect for a variety of applications. With a thread size of 4-40 and a length of .25 inches, it offers versatility in use. Additionally, it is ROHS compliant, ensuring environmentally friendly production.Upgrade your fastening needs with this high-quality machine screw.