The makita hr1840 sds plus rotary hammer drill is engineered for maximum efficiency and durability. With its advanced features and robust design, this rotary hammer drill delivers exceptional performance in a wide range of applications. The hr1840 has a 470 watt motor and an especially compact, lightweight design which is ideal for precise drilling of smaller holes. The motor ensures efficient performance, making quick work of even the toughest materials. The sds plus chuck allows for quick and easy bit changes without the need for additional tools. This system ensures secure bit retention and optimal power transfer, enhancing drilling efficiency. With variable speed control, users can adjust the drilling speed to match the specific material and application. This feature ensures optimal performance and precision for different tasks. Designed for user comfort, the hr1840 features an ergonomic handle with a soft grip, reducing fatigue during extended use. Features & benefits small and light rotary hammer compatible with sds-plus bits rubber coating on handle ensures a firm working grip right left rotation variable speed torque limiter rotary hammer or rotary only drilling modes specifications voltage: 240v continuous input power: 470w no load speed: 0-2100 impacts per min: 0-4800 max drilling diameter in wood: 24mm max drilling diameter in concrete: 18mm max drilling diameter in steel: 13mm optimum drilling diameter range in concrete: 4-10mm collar clamping diameter: 43mm p...