The oscillating tools are using the principle of oscillation to do various jobs, the blade or cutter is made to be move in clockwise and anticlockwise direction with in certain degress at a desired frequency, this makes the cutting edges in the blade make cuts on the material. Multitool is a common name for an oscillating Power tool powered by battery or mains. The name multi-tool refers to the multiple functions that this tool can perform with the range of attachments available. So far there are tools available to saw, sand, rasp, grind, scrape, cut and polish.