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Hmmm... treetopping without pulling or pinging, just silent, is a sign of a very very sharp edge. But a very very sharp edge should treetop more than just a few hairs. Should lop off several with one...

What they said. Any sanding and polishing should be done when you are figuring on having it honed anyhow. Also, polishing is not really needed when there is no rust. The dark patina doesn't hurt...