Festool C12 3.0 Ah NiMh Cordless Drill Brushless motor design is long lasting, and energy efficient. Equipped with electronics which protects the motor and batteries from damage. FastFix tool-less chuck system and accessory chucks dramatically expand the range of the C 12, taking the place of 5 different tools. Compact in size and is low in weight with an optimum center of gravity and a unique shape that gets into more places. Magnetic bit storage for up to 6 one inch driver bits to be conveniently stored on the forward handle for easy and quick access. Self-cleaning spring contacts clean the battery terminals everytime it is mounted for optimum transfer of energy for drive after drive.