- The BTS-1 is a precision tool system which provides a piloted means of tapping the threads in the bottom bracket shell of a frame. After tapping, the taps act as guides to keep the included facing cutter perfectly square with the axis of the bottom bracket for cleanup of the faces of the bottom bracket shell.
- Includes:
- 1.370" x 24 TPI right hand tap English adjustable cup (part #691)
- 1.370" x 24 TPI left hand tap English fixed cup (part #692)
- 45mm facing cutter (part #690)
- Also available:
- 36mm x 24 TPI right hand tap Italian (2 required) (part #693)
- 47mm x 1.0 TPI right hand tap T47 (part #647R)
- 47mm x 1.0 TPI left hand tap T47 (part #647L)
- 57mm facing cutter (part #690XL)
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