Ideal tool for repairing bottom bracket threads on the frame, or for removing excess paint or dirt from the threads. Magnetic handle facilitates tool assembly. Ergonomic, robust handle with a dual component. BSA standard – left-hand and right-hand taps 1.3/8 × 24 TPI.Magnetic handle for milling cutters: 1695.1/4BI or 1695.1/4BIUSMilling cutter holder for 1697.2/4Left-hand and right-hand tap BSA 1.3/8 × 24 TPIUnior Article number: 736059 EAN code: 3838909264752