The Bosch GBH 18V-26 Brushless Heavy Duty SDS Plus Rotary Hammer is packed with features for better tool handling and increased user protection The GBH 18V-26 Professional is the all-round performer in the Bosch SDS plus cordless rotary hammer category, making it perfect for daily use. An optional GDE 18V-16 Professional dust extraction unit integrates with the hammer, providing a self-contained HEPA dust solution for maximum mobility (not included). The rotary hammer also features KickBack Control and Electronic Precision Control (EPC) for better tool handling and increased user protection. Its powerful motor delivers 2.6 J of impact energy, providing fast material removal rates. This tool is intended for drilling and chiselling in concrete, masonry, wood, and metal. It is compatible with various dust attachments as well as all Bosch Professional 18 V batteries and chargers (Professional 18V System). The GBH 18V-26 Professional also includes various additional features such as Constant Speed, a Brushless Motor, Electronic Motor Protection (EMP), as well as an LED light, Rotation Control Clutch, Variable Speed, Vario Lock, and Vibration Control. This model comes in an L-Boxx as a Body Only machine without a battery or charger. Features: Optional GDE 18V-16 Professional dust extraction unit witha self-contained HEPA dust solution (not included) KickBack Control and Electronic Precision Control for better tool handling and increased user protection Delivers 2.6 J of impact energy for fast drilling and high chisel removal performance Comes With: Auxiliary handle Depth stop 210mm L-BOXX 136 1/1 L-BOXX inlay for tool Machine cloth Specification: Max. impact energy: 2.6 J Impact rate at rated speed: 0 - 4,350 bpm Rated speed: 0 - 980 rpm Battery voltage: 18 V Tool holder: SDS plus Drilling range: Drilling dia. in concrete with hammer drill bits: 4 - 26 mm Opt. app. range in concrete with hammer drill bits: 8 - 16 mm Max. drilling diameter in metal: 13 mm Max. drilling diameter in wood; 30 mm Total vibration values (Hammer drilling in concrete): Vibration emission value ah: 13 m/s² Uncertainty K: .5 m/s² Noise/vibration information:  Sound pressure level: 102 dB(A) Sound power level; 91 dB(A) Uncertainty K: 3 dB