Carbon steel pipe taps are designed to clean and or re-thread damaged or jam pipe threads Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications Round shank with square end Straight flute tools allow chips to collect in the flutes as they cut and are well suited for most applications in shallow cuts Right-Hand cut tools have a cutting action that engages when they are run in a clockwise direction