Achieve secure fastening with this Flat Head Machine Screw. Crafted from durable steel with a zinc finish, it offers reliable performance in various applications. Featuring a Phillips drive type, it ensures easy installation. Compliant with ASME B18.6.3 specifications, this 4-40 thread size screw is suitable for a range of projects. With a length of .25 inches, it's perfect for joining components with precision. Rest assured of its environmental friendliness, as it is RoHS compliant. Upgrade your tool kit with this essential hardware item.