Makita DHR241RMJ 4.0ah 18V LXT 15/16-Inch Rotary Hammer Drill KitLightweight, 3 Mode Rotary Hammer SDS PLUS Shank Hammer & Rotation Hammer Only Rotation Only Variable Speed, Reversible Torque limiter stops bit rotation if bit jams for increased operator safety and enhanced tool protection Rubber joint construction suppresses transmission of vibration to battery, minimizing battery failures due to terminal breakage or poor electrical contact 40 angle bit positions enable chisels to be positioned at optimum angle of