Work Sharp E2 Abrasive Disc - 4 PackReplacement sharpening discs for the Work Sharp E2 Electric Knife Sharpener. Contains four discs that are long lasting, an abrasive replacement, the grit symmetry, spacing and backing flexibility are all designed to produce an optimal convex edge with minimal heating or material take off. Each disc is double sided, extending disc life. Discs do not fit other Work Sharp products. Work Sharp E2 Replacement Abrasive Kit Includes x 4 Sharpening Disks