The Makita TW004GZ is a cordless impact wrench powered by 40Vmax XGT Li-Ion battery. It’s compact and lightweight design features an ergonomic soft grip for comfortable operation as well as a handy LED job light. It also features an electric brake and brushless motor. The TW004GZ offers forward / reverse rotation and auto-stop system is available in both modes. Variable speed control is offered by the trigger which can also be used in full speed mode. Variable speed mode can be changed to full speed mode simply by pushing a button. Because in full speed mode the trigger travel is shorter, the full speed is reached faster. Electronic 4-stage impact power selection is also offered. Bare Unit – Use with your existing Makita XGT batteries and charger. Click to see the whole Makita XGT range.