- 1.370" x 24 TPI left-hand threading
- Sized for English bottom bracket shells
The 692 is a 1.370" x 24 TPI left-hand threaded tap designed for use with the BTS-1 Bottom Bracket Tapping Set to tap English threaded bottom bracket shells. This tap is used on the drive side (right side) of the bike.
NOTE: Always use cutting fluid such as Park Tool CF-2 when machining.