Bosch Rotary Hammer Drill

Bosch Rotary Hammer Drill BOSCH 1-9/16-Inch SDS-Max Combination Rotary Hammer Multiple bits, included. Brand Bosch Power source Corded Electric Maximum rotational speed 340 RPM Voltage 120 Volts Amperage 12 Amps Maximum chuck size 13 millimeters CONVENIENT: The Bosch RH540M Combo Rotary Hammer features the SDS-max Bit System for tool-free bit changes with automatic bit locking, dust protection and maximum impact energy transfer rate POWER: This rotary hammer provides the best in class impact energy of 6.1 ft.-lbs. Weighing only, 15.2 lbs., the RH540M provides maximum productivity in all day drilling and chiseling applications VERSATILE: The RH540M features a combination dual mode selector knob to allow users to select between hammer drilling, chiseling only and the Vario-Lock function EFFICIENT: With Varo-Lock Positioning, the rotary hammer rotates and locks chisel into 12 different positions to optimize working angle. The tool also comes complete with service minder brushes to notify users when maintenance is needed VARIABLE SPEED: The variable speed dial allows for controlled drilling and chiseling applications. The motor is rated at 170 to 340 RPM in rotary mode and 1,200 to 2,750 BPM in hammer mode, which will easily reduce concrete to dust