Can be used on an electric drill, but works best on any flexible drive shaft that will accept a 7/32" shank size. Sanding sleeves are easy to change. They lock into position as the sander is inflated using micro hand pump (sold separately) or a bicycle pump.
Drum dimensions are 1-9/16" dia. x 1-9/16" H.
Sleeves sold 2 per pack.
