5 Sizes; 13, 19, 25, 38 and 50mm. 20 sanding sleeves supplied (4 of each size), rubber drum spindles (1 of each size). For use with power drills. Includes carry case. 5 Sizes; 13, 19, 25, 38 and 50mm. 20 sanding sleeves supplied (4 of each size), rubber drum spindles (1 of each size). For use with power drills. Includes carry case.