The Makita 18V LXT Lithium-Ion Brushless Motor Cordless 3-Speed Impact Driver (model XDT01Z, tool only) combines longer run-time with more torque and 3-speed power selection for maximum versatility and performance. The XDT01Z is engineered with a Makita BL Brushless Motor for up to 50% longer run time, increased power and speed, and longer tool life. In addition, the 3-speed power setting offers precise fastening control for a wide range of tasks from cabinet screws and deck screws to lag bolts, and much more.