Bosch Tools RH540M 1-9/16" SDS MAX Rotary Hammer Drill

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Item Number:BCHRH540M
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Bosch Tools RH540M 1-9/16" SDS MAX Rotary Hammer Drill

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The RH540M includes:

  • 1x Bosch RH540M 1-9/16" SDS-max Combination Hammer
  • 1x Auxiliary Handle -- 2 602 025 062
  • 1x Carrying Case -- 3 605 438 536


  • SDS-max Bit System: Tool-free bit changes with automatic bit locking, dust protection and maximum impact energy transfer rate
  • Best in class Impact Energy: Impact energy of 6.1 ft. lbs provides maximum productivity in all day drilling and chiseling applications
  • Combination Dual Mode Selector Knob: Select between hammer drilling, chiseling only and the Varo-Lock function
  • Varo-Lock Positioning: Rotates and locks chisel into 12 different positions to optimize working angle
  • Variable Speed Dial: For controlled drilling and chiseling applications

The Bosch RH540M 1-9/16 In. SDS-max Combination Hammer is a combo rotary hammer and hammer-only tool designed for concrete contractors and professional remodelers who need a powerful and versatile tool. It delivers 6.1 Ft.-Lbs. of impact energy while weighing in at only 15.2 Lbs. 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. Its SDS-max bit system allows tool-free and one-handed bit changes. The Vario-Lock mechanism lets users angle the chisel into 12 different positions to optimize the working angle. The hammer has a Dual Mode Selector Knob and service minder brushes, which clearly indicate when preventive maintenance is required.

Tech Specs:

  • Brand: Bosch
  • Model: RH540M
  • MPN: RH540M
  • UPC: 000346456127
  • Type: Rotary Hammer Drill
  • Amperage: 12
  • Cord Length: 8 ft
  • Height: 10.5"
  • Impact Energy/EPTA (ft. lbs.): 6.1
  • Length: 19"
  • Max. Hole Diameter in Concrete: 1-9/16"
  • Max. Hole Diameter in ConcreteCore Bi: 4"
  • Max. Hole Diameter in ConcreteThru Ho: 2-1/2"
  • No Load BPM: 1,500-2,900
  • No Load RPM: 170-340
  • Optimal Concrete Capacity Range: 1/2" - 1-3/8"
  • Rating: 120V
  • Voltage: 120V
  • Warranty: Limited 1 Year
  • Weight: 15.2 lb
  • Package Qty.: 1

Bosch Power Tools - RH540M 1-9/16" SDS-max Combination Hammer

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