Enhance your fastening efficiency with this Knurled Thumb Screw, meticulously crafted for convenience and durability. Boasting a 5/16-18 thread size and a generous 2-inch length, it offers a secure grip for various applications. Made of high-quality natural nylon, it ensures reliable performance with its robust construction. The knurled design on the head not only adds a touch of sophistication but also facilitates easy handling. With a head diameter of .615 inches and a height of .385 inches, this screw is designed for precision. Upgrade your toolkit with this essential component, perfect for both professional and DIY projects.