This ALL-IN-ONE set includes: 7/8″ TC dual & knife-edge discs, 1/2″ x 1/2″ bands, 1/2″ snap-on, 5/8″ & 7/8″ discs, 2mm & 3mm polishing pins and points in all grit textures plus 3/32″, band, snap-on, 2mm & 3mm mandrels