The Bosch GBH 18V-26 N SDS Plus Rotary Hammer has 3 modes drilling, drilling with hammer and hammer only. Its EC brushless motor provides 50% more impact energy and greater tool run time than previous-generation cordless hammers with brushes. With vibration control for enhanced user comfort and longer work time. The ergonomic L-shaped design enables easier horizontal drilling. A host of sensors constantly feedback to the tool&rsquos electronic control unit so that performance, precision and safety are maximised. KickBack Control an internal sensor shuts down the motor in the case of a bit jamming situation for increased user safety. There is also an LED work light, ideal when working in darker spaces. Specification No Load Speed 0-890/min. Impact Rate 0-4,350/bpm Max. Impact Energy 2.6 joules Capacity Concrete 26mm, Steel 13mm, Wood 30mm Spindle Collar Diameter 50mm Weight 3.6kg This Bosch GBH 18V-26 N SDS Plus Rotary Hammer is supplied as a Bare Unit - No Battery or Charger supplied.