25 pc. assorted 1/2 x 12" abrasive sanding belts. These fit the Darex Work Sharp knife sharpener that take the 1/2" wide belts. You get 5 each of the following: 120 grit aluminum oxide, 180 grit aluminum oxide, 320 grit aluminum oxide, 800 grit aluminum oxide, and 2000 grit aluminum oxide. These belts are as fresh as can be. We know because we make them and have since 1953 at www.econaway.com.