With the functions drilling and percussion drilling as well as clockwise and counterclockwise rotation for drilling and screwing, it is a useful helper for all percussion drilling work. In the practical quick-action drill chuck, the various drilling tools can be fixed quickly and without tools. The built-in speed control electronics allow the speed of the drill to be preselected and precisely dosed. The precisely adjustable and stable metal depth stop ensures a constant drilling depth for series drilling. The operating switch can be additionally locked for continuous operation. To keep both hands free between drilling operations, a practical belt hook is attached to the housing.