18v Ch3010 Battery-free Impact Hammer

specification: voltage: 18 vchuck type: sds+additional self-locking handledrilling diameter: steel: 10 mm concrete: 20 mm wood: 20 mmimpact force 1.5 jimpact rate: 5000 bpmno-load speed:– gear i 0-300 rpm– gear ii 0-1000 rpmmotor type: brushed dcspeed ​​control in the triggerbattery type: 18 v li-ion recommended 4.0 ah or 5 ah (not included)the ch3010 impact hammer has 2 modes drilling and hammer drilling. Drilling diameter is 10 mm for steel 20 mm for concrete and 20 mm for wood. Impact force is 1.5 j at a speed of 5000 blows per minute which allows for effective drilling even in the hardest materials. A two-speed gearbox and speed control in the trigger allow you to adapt the device to a variety of applications.included:– ch3010 hammer drill– self-locking handle– auxiliary handle– drilling depth stop**