Charlest-We only use the diamond wheels on stuff that is in extremely bad shape. The length of time varies depending on the severity of the coverstock. I usually go no more than three to five minutes.
When I use the scotchbrites it is for 15 minutes minimum.
When I do it at home, I start with 220 sandpaper, 320, 400, 600, 800, 1000, 1500. It takes time but everything turns out well.
Andrew
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"Act like you've been there before"
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