The CARD HS 1/2"-14 NPT Tap is a high-quality starting hand tap designed for metalworking projects. With four flutes and made of high-speed steel (HSS), this tap is perfect for creating precise threads in materials. The 1/2 inch NPT tap size ensures a secure fit for various applications, making it a reliable tool for professionals in CNC machining and other industrial settings. Made by the trusted brand CARD, this tap is a valuable addition to any metalworking supplies collection. NOS-unused.