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oooh, imagine that. Heatshrink--if just the right size, could go on "snug" for work then be heated (if any "shrinkage" is left) to "autoslice" itself off the blade-when finished.

OR just heat the...

Thanks for comments and suggestions. Yet to make it out to shop. Report/pics if it all works out.

Didn't see any relevant search results, so:

Is there any method of protecting the edge when rescaling or other shop work? I'm afraid that tape would be too much, unless it were soaked off maybe.
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