Bosch RH540M SDS-Max Combination Rotary Hammer, 1-9/16"

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A variable-speed dial for both drilling and chiseling applications allows users to adjust tool settings based on the application and material they are tackling.
SKU: 42975332
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  • SDS-max bit system tool-free bit changes with automatic bit locking, dust protection and maximum impact energy transfer rate
  • Combination dual mode selector selector knob allows the tool to be switched between rotary hammer mode or hammer only mode
  • Vario-Lock positioning rotates and locks chisel into 12 different positions to optimize working angle
  • Innovative service modules designed so a qualified service technician can quickly replace the brushes and cord
  • 360° Auxiliary handle provides a wide range of movement along with operator comfort
  • Integral clutch disengages torque transmission if the bit gets into a bind situation
  • Grounded design, CSA listed, complies to OSHA
  • Includes Auxiliary Handle and Carrying Case


Size 1-9/16"
Amperage 12
Cord Length 8'
Impact Energy/EPTA (ft. lbs.) 6.1
Voltage 120V
BPM 1,500-2,900
RPM 170 - 340



SKU: 42975332
UPC: 000346456127
Brand: Bosch