The most compact drill driver in its class is more powerful than the competition. Built with a Milwaukee 4-pole frameless motor, the M18? compact 1/2 in drill driver delivers 500 in-lb of torque and up to 1800 rpm. At only 7-1/4 in length, this drill driver allows you access to the tightest work spaces. An all metal gear case and 1/2 in metal chuck provide maximum durability, even on the most challenging worksites. REDLINK? Intelligence provides advanced protection in abusive situations and manages the tool's temperature to provide maximum life.