Details
The 693 is a 36 mm x 24 TPI right-hand threaded tap designed for use with the BTS-1 Bottom Bracket Tapping Set to tap Italian threaded bottom bracket shells. This tap is used on both sides of the bike, as both sides of the Italian standard are right-hand threaded.
693 FEATURES
- 36 mm x 24 TPI left-hand threading
- Sized for Italian bottom bracket shells
- Two required for tapping