KPick wrote:Or how about putting some super glue on the tip of the lock pick so it acts like a small tiny glove over the picks edges of a deforest pick. The flat end and the combined rounded out edges of the super glues glove effect would make leaving marks harder to notice.
Gas chromatography–mass spectrometry can detect it. they can even detect Teflon. Whatever you coat it with needs to sublime or evaporate. maybe decoding and cutting a key.