3M Pro pak Wet or Dry abrasives are specially designed for wet or dry sanding. Use 3M Imperial Wetordry Sandpaper for a premiere finish on lacquers, primers, sealers, plastics and paints. For final or between coats sanding.

220A Grit
Silicon Carbide Abrasive, A Sharp Synthetic Mineral That Cuts Fast And Smooth
Use With Water Or Cutting Oil To Reduce Clogging And Extend Abrasive Life
Offered In Two Weights Of Waterproof Paper To Suit Your Specific Sanding Needs: Flexible "A" Weight Backing For Contour Sanding And Durable "C" Weight Backing For Improved Stock Removal And Leveling General Surfaces
For Flat Areas, For Use By Hand Or With Sanding Block
For use by hand or with sanding block
10 Sheets per pack