A wonderful sander is obtained from the drill, you only need to equip it with a set of abrasive tools. Some of them are easy to make yourself. In particular, to make a cylindrical abrasive, you will need a wooden drum of suitable size and steel stud M8, fixed it using p^ry nuts. Well, in order to secure the tool skins, the drum is drilled a hole with a diameter of 10 mm and is cut, as shown in the figure. Fixing the skins of the drums— using fixtures consisting of rubber tubing, through which is threaded a long bolt with a nut.