The 3M 2541, 320 grit dry sandpaper is used for fine featheredging or the last final sanding step before priming. This paper cannot be used wet. Dry Sanding Paper.
3M 01682 - 320 Grit Stikit Red Abrasive PSA Continuous Sheet Sandpaper Roll
3M 00914, 320 Grit, 3 inch Hookit Gold Sand Paper
3M Wetordry Abrasive Sandpaper Sheet (02040, 2040), 320 Grit, 50 Count
3M (01219, 1219) 6" 320 Grit Red Abrasive Sandpaper Hookit Disc, 50 Per Box
3M 02591 2591 Stikit Gold Abrasive Sanding Roll Block Primer Filler (320 Grit)
3M 02004 Wetordry 9 in x 11 in 320 Grit 413Q Abrasive Sanding Sheet (50/Box)