The Hertel Straight Flute Tap is a precision threading tool designed for creating #3-56 UNF threads with exceptional accuracy. Featuring 3 flutes and a bottoming chamfer, this tap allows for efficient chip evacuation and clean thread formation all the way to the bottom of blind holes. Crafted from high-quality high-speed steel with a bright/uncoated finish, it delivers reliable performance and durability across various applications. The tap has a 1/2" thread length and 1-13/16" overall length, making it suitable for both shallow and standard depth threading operations. With a 2B class of fit and right-hand thread direction, this Hertel tap ensures consistent, precise threads that meet industry standards. Perfect for machinists, toolmakers, and manufacturing professionals who demand precision in their threading operations.