3" 150 Grit Dynacut Extreme Orange Film Non Vac Hook Face Disc 50 ct. Box Manufactured with a premium P graded aluminum oxide abrasives for fast and long life. Extremely tough and tear high performance 3mil film backing generates the finest finishes and up to 4X the life of paper discs. Proprietary clog free coating is pigment free and provides a build-up abrasive surface further extending product life. The hook and loop attachment system makes disc changes quick and easy and discs can be saved for future use when not completely worn 79818 Yes -