Dmitry Yaitskov wrote:
> Hi,
>
> Wednesday, October 14, 2009, 12:18:17 PM, john strizek wrote:
>
>> Typically I would judiciously use an apprpriate sized easy-out or a
>> coping chisel. the care used is governed by the fragility of the
>> aluminum crank arm. Minor damage to the threads can be repaired by
>> chasing them with either a 22mmX1 bottoming tap, Bicycle Research
>> chaser, or modified crank puller for chasing the threads.
>
> Could you please tell us more about modifying a crank puller for
> chasing the threads? Thanks.
>
Make a few cuts at right angles to the threads with an anglegrinder to mimic a proper tap -- mvg
Marten Gerritsen
Kiel Windeweer
Netherlands