The Flat Head Socket Cap Screw, a versatile and durable fastener essential for various applications. Crafted from high-quality steel with a zinc finish coating for enhanced corrosion resistance, this screw is designed to deliver reliable performance in demanding environments. Compliant with ASME B18.3 specifications, it guarantees precision and consistency in every use. With a 4-40 thread size and a length of .3125 inches, it is perfect for securely fastening components together. Its flat head design ensures a flush finish, making it ideal for applications where a smooth surface is required. Trust in this RoHS-compliant screw for your assembly needs, knowing it meets strict environmental standards. Upgrade your toolkit with this essential component for efficient and reliable fastening solutions.