HR1841F 18mm SDS+ Rotary Hammer Drill has 2 modes, rotary only & rotary hammer and Anti Vibration Technology (AVT) which provides the user with extra low vibrations whilst on the job, increasing productivity and decreasing downtime. Featuring a torque limiter stopping the drill when bits hit against reinforced materials, variable speed trigger, forward/reverse rotation, double insulation, one-touch sliding chuck for easy bit change & lock-on button for continuous operation. Powerful 470 watt motor and generates 1.5 Joules of impact energy making it a powerful machine, combined with the 0-4800 bpm rate and max 0-2100 rpm no load speed, making this is a machine built for tough jobs. Max 18mm drilling capacity in concrete (TCT Bit), max 35mm drilling capacity in concrete (TCT Core), max 13mm drilling capacity in steel, max 24mm drilling capacity in wood. Lightweight 2.0kg design and ergonomic soft grip handle for comfortable handling and greater tool control.