Effective material removal for surfaces. Consisting of: 1 expansion cylinder (6 38 06 192 01 0), 5 sanding sleeves, grit 60 (6 37 14 132 01 0), 5 sanding sleeves, grit 80 (6 37 14 133 01 0), 5 sanding sleeves, grit 120 (6 37 14 134 01 0)