Originally Posted by
Phil_gretz
Like many, I'm my own mechanic. I do very thorough work generally. But last year, I stripped out the removal threads on the non-drive arm of a set of Sugino AS road cranks. The drive side came right off, and I failed to pay attention to the non-drive side, which had galvanically bonded itself onto the spindle, I guess. The tool backed out, taking the threads with it. Disappointing...
Even so-called certified bike shop mechanics won't tell you this, but it's good practice to apply a little PB-Blaster to any crank arm first, then, if you still encounter any resistance, heat it slightly before going further. (It's also good practice to remove the washer if there is one.)
-Don't ask me how I know that!
