Powerful drill driver reversible 14.4 V with two Lithium batteries super-performant from 5 Ah. Super performance and innovative features of the exclusive and famous BRUSHLESS technology of Hitachi which enables performance and versatility of exceptional working combined with a high extension of service life of the machine due to the absence of the brushes and management fully electronic all its functions. A complete absence of friction and sparks, the switch is subjected to only the current pilot non-high = efficiency + 50%! compared to a traditional motor! Super compact and sturdy, has the gear box is entirely made of aluminum and, thanks to 2-speed mechanical, can reach the amazing value of well-110Nm of max torque in screwing in the socket the direct. It is also equipped with the new and special function RFC (Reactive Force Control) that allows you to avoid injury to the arm of the operator in the event of locking of the tip, thanks to a sophisticated internal sensor that constantly monitors the motor power, and the eventual sudden lock, intervening in a timely manner before the operator's arm to bend dangerously. The prestigious chuck autoserrante ring single c/locking post is entirely out of metal, and the 22 adjustment of the torque is to allow for a greater precision in the screwing. System of cooling and brake the electric motor. New design the cyber very aggressive, ergonomic and safe thanks to the lateral handle elongated to handle the dramatic force that the machine can develop. Led light built-in with automatic ignition and also serves as a indicator of the various states of the machine depending on the frequency of the flashing (see instruction manual).