MAKITA CREATED A NEW CLASS IN CORDLESS WITH 18V LXT SUB- TOOLS. THE 18V LXT SUB- BRUSHLESS 1/2 SQUARE DRIVE WRENCH IS FOR WORKING IN TIGHT SPACES AND FOR OVERHEAD APPLICATIONS. THE XWT13ZB HAS AN EFFICIENT MAKITA BRUSHLESS MOTOR ENGINEERED FOR UP TO 50 LONGER RUN TIME, INCREASED POWER AND SPEED, AND LONGER TOOL LIFE. IT HAS VARIABLE TWO-SPEED WITH 0-1,300/0-2,400 RPM AND 0-2,000/0-3,600 IPM AND UP TO 130 FT. THE SIZE AND LOWER WEIGHT MEAN REDUCED FATIGUE FOR OPERATORS, ESPECIALLY FOR OVERHEAD APPLICATIONS. FOR ADDED CONVENIENCE, THE REVERSE ROTATION AUTO-STOP MODE STOPS ROTATION AND.