Used to re-thread damaged and/or jammed threads Carbon Steel Hand Taps may also be used to thread mild steels Carbon steel Hand Taps come in three styles: Taper Style: Starts the thread square with the workpiece. Plug Style: Generally used in thru holes. Bottom Style: Generate the thread to the bottom of the hole. Straight flute tools allow chips to collect in the flutes as they cut and are well suited for most applications in shallow cuts Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications