Use the same drill bit from step 3.

Jun 16, I cannot get either of CRounds's websites to come up, but I recall reading on the label of a can of stump remover that it was just KNO3 (potassium nitrate). You may know it as saltpeter in the USA I think. Potassium nitrate is used in niter bluing. Niter bluing involves melting KNO3, then putting the clean metal in shrubhauling.barted Reading Time: 6 mins. Stump remover (with potassium nitrate) can be used to blue your gun on the stove in the kitchen.

Clean the metal, then boil the parts for around an hour until you get the color you want. Remove the steel from the pot, then oil and clean. Another option for bluing gun parts is to Estimated Reading Time: 8 mins.

I think Brownells sells Belgium Blue, will have to check it out.

Description. The Autosol Bluing Remover is specially formulated to remove bluing and heat caused discoloration. It removes the burn from titanium and stainless steel motorcycle tips, car exhausts, stainless steel welds and other industrial metals and restores them to their original shine. The blend of chemicals and abrasives removes even persistent discoloration.

Step 1: Detail strip and basic cleanup. Take everything ALL the way apart. Anything you don't take apart WILL get salt Step 2: Vinegar Soak the parts to be blued. This will strip any blue off the parts. Anything you don't want to blue Step 3 Boil the parts in plain tap water for 20 mins. This. Feb 22, You are nitre blueing here. You’re just using stump remover to do it. Sorry for the misunderstanding. Mea culpa. Your F temp is too high, IMO. You want to be in the range of to F.

Atyou start losing your blues and the steel starts becoming a wispy silvery-blue, not a dark brilliant shrubhauling.bars: