The Makta DHR202Z replaces the BHR202Z and is fully compatible with 4.0ah and 3.0ah batteries. 3-Mode Switch for rotation only, hammering with rotation, or hammering only. 2x faster drilling with synchronized RPM and BPM for more efficient drilling. Built-in torque limiter clutch disengages if bit jams when hitting rebar. Chisel rotates 360 with 40 different positions to get the best working. More compact design at only 330mm long and weighs only 3.2 kgs. for less operator fatigue. Ergonomic shape fits like a glove with even pressure and easy control. LXT Lithium-Ion provides longer run time, 5x lower self-discharge (for use any time) and 16 firm holding contact terminals (for constant high power).