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Kremer pigments. CrOx and FrOx. Works great for anything. I can take a piece of cardboard and spray it down to use on knives. Get a big chunk and spray it down for my lawnmower blades :rofl2:

I can't speak for Fran but I do the same thing. I buy Walmart bottles for a buck and fill with iso and then just put in about an 8th of a teaspoon maybe a bit less even. Not much at all. I shake to...