For sale is a brand new, very nice, quality set of 1/4-20 (1/4″x20) taps.  Included with this kit is a plug tap, a taper tap and a bottom tap with a protective plastic case.  With this set, you will be able to handle any application where threading a hole or cleaning up existing threads of this profile is necessary.
Taps are made of EN31 Carbon Alloy Die steel and will last a very long time.
Definition of the taps in this kit you will receive:
Plug Tap:
Most common tap type, has a slight taper, generally between 3 and 6 threads.
Taper Tap:
More pronounced taper, less aggressive than plug type taps, taper is generally between 8 and 12 threads.
Bottom Tap:
Has a continuous cutting edge with very little taper, generally between 1 and 3 threads.
If you have any questions, please feel free to ask – we’re always happy to help!