Precision-engineered T47 bottom bracket taps, designed for cleaning and refinishing existing threads in T47 bottom bracket shells. Designed for professional workshop use, these taps ensure smooth and precise operation. They are fully compatible with current and previous generations of Unior bottom bracket taps (1697 and 1698).

Product attributes

Precision machined M47 × 1 thread (right-hand and left-hand taps included)

Compatible with current and previous generations of Unior bottom bracket taps (1697 and 1698)

Designed to mill and re-thread existing T47 threads

Suitable for all metal T47 bottom bracket shells

Made of durable tool steel for long life

Always use cutting oil for optimal performance and long tool life.