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Great stuff, thanks for the experimenting and telling us about it, I'm going to try the scotch professional #35 and see how it works.

There must be different types of 3M tape, depending on where...

No worries, you'll find the adhesive on your new roll of 3M tape to be much less of a hassle, and you'll pull it off without any residue left behind. Keep us posted of how it's going!

Are you sure that your electric tape is not really old? Normally it should not leave much of a residue on the blade. If it's new, then maybe try some better quality tape, like 3M or something.
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