11-14-2018, 03:49 PM
(11-13-2018, 09:23 PM)Mark Reich Wrote: Mr. Grepper, I don't doubt your word about never seeing sparks. I recognize that a super light touch will rarely give sparks... unless you're grinding hard carbon steel. Check it yourself. See if you can touch the tip of a file to the belt without getting sparks.
OK, so I gave a file a try. Guess what? Sparks! Even the lightest touch produced sparks. Thanks Mr. Mark. That is interesting.

