The 18V LXT Lithium-Ion Brushless 1" Rotary Hammer (model XRH01Z, tool only) features a Makita BL Brushless Motor Technology for up to 50% longer run time. The XRH01Z is the industry's first 1" capacity rotary hammer in the 18V cordless category. The XRH01Z is powered by an efficient BL Brushless Motor with variable speed that delivers 0-950 RPM, 4,700 BPM, and 2.0 Joules with up to 50% longer run time than current Makita 18V LXT rotary hammers. Ease-of-use and efficiency features include 3-mode operation (rotation only, hammering with rotation and hammer only), a large 2-finger trigger for more convenience and greater comfort, and a depth adjustment guide for increased drilling depth accuracy.