LOL they're 4 1/2" Scotchbrite wheels on my grinder, I tried to find those 7" purple 3M Strip-it discs but no luck. I need to take a break between sandblasting, I don't want to kill my new compressor.

http://www.houseoftools.com/product.htm?pid=15742

I figure that should be enough for painting, sure is quiet too. I think it puts out 18.5cfm at 100psi, I don't know where I got that idea .

Sean