Park Tool Bottom Bracket Tapping and Facing Set
Park Tool Bottom Bracket Tapping and Facing Set, 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.