3M GREEN CORPS HOOKIT SHEET, 02640, 40, 4 1/2 IN X 30 IN, 10 SHEETS PER PACK, 5 PACKS PER CASE Ideal for shaping filler and stripping paint to metal . Ceramic aluminum oxide blend abrasive offers excellent rate and life . Built on D or E weight paper backing, making them extremely durable . Open coat construction provides a more aggressive and minimizes dust clogging . Hookit hook and loop attachment makes changing sheets fast and easy . Several versions feature 18-hole pattern for improved dust evacuation 02640 No -