The cordless rotary hammer from Makita® is equipped with a brushless motor that generates less heat buildup and is ideal for prolonged use in manufacturing or production applications. It features two operating modes, rotation or rotation with hammer. For added safety, the trigger-lock button prevents accidental start-up, a torque limiter stops bit rotation if the bit jams and a soft start feature gradually increases speed to eliminate start up shock. The tool also features a no load motor suppression which limits vibration and bit deflection when idling, a variable speed dial that allows the operator to adjust speed based on materials or application, a one-touch SDS-MAX sliding chuck for easy bit installation and removal, a dual LED job light with pre-glow and after glow that illuminates a work area and an ergonomic soft rubber grip design for vibration absorption and comfortable use. The set 2-18 V batteries for a combined power of 36 V and a charger.