Paper Sheets Imperial Wetordry 9""X 11"" P400 50/Sl
3M2038 Features: -Used in wet sanding, fine featheredging or last final sanding step before priming.-Most flexible backing with more consistent scratch pattern make this 3Ms best wet sanding product.-Abrasive Mineral type: Aluminum Oxide.-FEPA grade: P400.-3M" Imperial" Wetordry" 9'''' x 11'''' Sheet - 50 Sheets per Sleeve. Warranty: -New out of box defects ''''30d warranty''''.