Hitachi Power Tools

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DH40MRY 1-9/16 Inch SDS Max Low Vibration Rotary Hammer, 2-Mode, EVS

  • Patented User Vibration Protection (UVP) Technology for 56% less full-load tri-axial vibration to significantly reduce vibration transfer to the user
  • 2 Modes of operation- hammer drilling & hammer only- for flexibility within a range of applications
  • 7.7 ft/lbs of impact energy for26% faster drilling and best-in-class material removal
  • 9.2 Amp motor and 950 watts of input power for increased productivity
  • Optimized striking for more efficient transmission of power
  • Electronic variable speed to protect softer materials (such as brick) or to produce rapid results at full speed 
  • Idle strike restrictor to prevent no-load activation and additional wear on the tool
  • Dust-resistant structure to guard internal components from harmful debris as well as grease leakage
  • Constant speed control for steady performance, even under a variable load
  • Extended wear carbon brushes for 50% longer use than traditional brushes
  • Auto-stop indicator for routine maintenance checks and longer tool-life
  • Needle-pin slip clutch to protect tool gears and the safety of the user
  • Variable lock mechanism for 12-angle positions and a quick release system for simple bit changes
  • Soft, non-slip elastomer grip handle for improved comfort and control
  • Adjustable side handle for maneuverability in tight spaces
  • Top-mounted depth gauge for drilling accuracy
  • Download the DH40MRY Tool Card


  • Depth Gauge (971786)
  • Side Handle (313078)
  • 1 oz. Tube Hammer Grease (981840)
  • Injection Molded Carrying Case (326489)
Shank SDS Max
Chuck Size 1-9/16"
Full-Load Speed 240-480 RPM
Full-Load Impact Rate 1,320-2,650 BPM
Impact Energy 7.7 ft/lbs
Full-Load Tri-Axial Vibration 8.3 m/s2
Amps 9.2
Drill Bit Capacity (Concrete) 1-9/16"
Core Bit Capacity (Concrete) 4-1/8"
Modes of Operation Hammer Drill & Hammer Only
Power Input 950W
Length 18.9"
Weight 15.0 lbs

Warranty Information


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