Picklex 20, Pretreatment Conversion Coating, 32 oz Developed & Made in USA Complete surface preparation for welding, priming, liquid painting, electrostatic painting, powder coating The only Pre-treatment (conversion coating) which is capable of completely removing mill oil/cutting fluid, surface rust Provides a conversion coating that seals and stops further oxidation, all in one step and it only takes one minute Eliminates the use of hazardous/toxic chemicals