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**raggedjim** · 09-23-2017, 10:02 AM

Walter, either one will, muriatic is much stronger. It doesn't take much to stop the phosphoric, I usually lay scrap cardboard down where I think it might drop.

Rg

09-23-2017, 10:02 AM	#6
raggedjim Senior Member Join Date: Jun 2002 Location: Murray, Kentucky Posts: 3,388	Re: Heavy surface rust treatment Walter, either one will, muriatic is much stronger. It doesn't take much to stop the phosphoric, I usually lay scrap cardboard down where I think it might drop. Rg __________________ Roger '68 Short step - https://67-72chevytrucks.com/vboard/...d.php?t=849675 '69 ('70?) 2wd Blazer '70 GMC Jimmy 2wd