The Binder Head Machine Screw, a versatile fastening solution for various applications. Featuring a thread size of 4-40 and a durable construction of stainless steel with a sleek black oxide finish, this screw combines strength and style. The binder head design ensures a secure hold, while the Phillips drive type allows for easy installation. With a length of .375 inches, it is perfect for projects requiring a precise fit. Compliant with RoHS regulations, this screw is not only reliable but also environmentally friendly. Upgrade your fastening arsenal with this high-quality ASME B18.6.3 certified screw.