How to scuff up epoxy primer in order to spray the top coat?
If your going to try the red scotchbrite thing then I would probably give this, or one similar, a shot.
https://www.eastwood.com/eastwood-a...kedid=593608187893&wickedsource=google&wv=3.1
Should speed things up and they offer them in different diameters depending on your buffer size.
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