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how to: cut a comm Get your edge back
WORDS MATT HIGGINS PHOTOS DERON NEBLETT To the uninitiated, commutator (comm) cutting might seem like work best left to experienced motor builders and racers. But the truth is, comm cutting is easy, and it's the best way to breathe new life into even the most well-used motor. Even better, lathes are less expensive, easier to use and more accurate than ever. A fresh cut comm restores conductivity, ensuring that your motor will perform at its...
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