Makita HR4003C 1-9/16″ SDS-MAX Rotary Hammer


SKU: HR4003C Categories: , , ,


Makita HR4003C 1-9/16″ SDS-MAX Rotary Hammer

The Makita HR4003C 1-9/16″ SDS-MAX Rotary Hammer comes with:

  • Straight side handle
  • D-Style side handle
  • Depth gauge
  • Bit grease
  • Cleaning cloth
  • Plastic Carrying Case


  • 2 Modes of operation: Hammer & Rotation / Hammer Only
  • Trigger switch for intermittent drilling applications
  • Locking switch for prolonged demolition applications
  • Constant speed control maintains constant speed under heavy load
  • Torque limiter stops bit rotation if bit jams for increased operator safety and tool protection
  • Soft start feature gradually increases speed to eliminate start up shock
  • Variable speed dial to adjust speed based on materials or application
  • Auto-shut off carbon brushes shut off motor when carbon brushes require replacement
  • 24 angle bit positions enable chisels to be positioned at optimum angle of operation
  • One-touch SDS-MAX sliding chuck for easy bit installation and removal
  • LED service light indicates appropriate time to change carbon brushes
  • LED power light indicates active power supply
  • Ergonomic soft rubber grip design for vibration absorption and comfortable operation
  • Straight handle for drilling
  • D-style handle for demolition

Maximum Capacities:

  • 1-9/16″ (40 mm) in Concrete with  Tungsten Carbide Tip (TCT) bit
  • 4-1/8″ (105 mm) in Concrete with Core Bit


  • Bit type: SDS-MAX
  • No load speed range: 250 to 500 RPM
  • Blows Per Minute range: 1,450 to 2,900 BPM
  • Impact energy: 11.4 Joules (8.4 ft-lbs)
  • Vibration level: 10.0 m/s2
  • Noise level: 92 dB(A)
  • Amperage: 11.0A (120V)
  • Overall length: 18-11/16″ (479 mm)
  • Net weight: 13.8 lbs ( 6.2 kg)

Additional information

Weight 14 lbs
Brand Name


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