Hi Brickguy, I don't know the answer to your question. The only time I have read Mr. Buzzsaws answer on that, he just said 3m rubbing compound. The one I have is a black bottle & I think it goes to 1200 grit. I also have the 3m finesse-it which goes to 2000.
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Wayne
FOS HARD CORE MEMBER
Bomb Squad & Diamond Cutter
Romans 14:11 Every knee shall bow