Enhance your fastening tasks with this Knurled Thumb Screw featuring a 3/8-16 thread size and a 1/2 inch length. Crafted from durable black nylon 6.6, it offers both strength and corrosion resistance. The knurled head design allows for easy gripping and turning by hand, eliminating the need for tools. With a head diameter of .687 inches and a height of .43 inches, this screw ensures a secure hold in various applications. Rest assured of its quality and environmental compliance, as it is ROHS compliant. Upgrade your hardware arsenal with this versatile and reliable thumb screw.