Park Tool Bottom Bracket Tapping and Facing Set One Color, One Size

With the precision Park Tool BTS-1 Bottom Bracket Tapping and Facing Set, we can easily prep our new frame or save our old one. First, the BTS-1 taps and cleans the threads in the bottom bracket shell for perfect threading or to fix our last huge mistake. Then it uses the taps as guides to clean up the faces of the bottom bracket shell.