The Klingspor do not compare to the 3M discs. The 3000 3M Cuts out 1500 grit scratches AND it begins to polish. The Klingspor did neither well. And the 5000 3M polished very well and only leaves cloudy spots where it needed more 3000. After the 5000, the one step polish from 3m on the green pad...
I will be testing the Klingspor Fusion discs soon. They are available in aluminum oxide or silicon carbide 3500, 2500, and 1200. I will be trying to find an in between 1500 and 3000 in foam.
I use the same system described by the original poster. We eliminated the pigtails by doing the 1500 dry. We go through ALOT of sandpaper, but you can see the coils the second they begin. Some sheets are only good for a few seconds, others last half a panel. We wipe them clean with microfiber. I...