HR4511 models have been developed as successor models of HR4500C, featuring low vibration level and high work efficiency.
Please note: Any accessories shown are not necessarily supplied as standard equipment.
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Technical specifications
Impact energy
9.4 J

Max in concrete
45 mm

Max core diameter (TCT)
125 mm

Blows per minute
1250-2750 bpm

Vibration K factor
1.5 m/sec²

Input wattage
1350 w

Net weight
9.0 - 9.1 kg

No Load Speed
130 - 280 rpm

Vibration: Chiselling
7 m/sec²

Vibration: Hammer Drilling
7.5 m/sec²

Noise sound pressure
94 dB(A)

Noise K factor
3 dB(A)

Noise sound power
105 dB(A)

Maximum vibration exposure per day
All vibration figures quoted are Tri-axial to EN60745 2006

Vibration: 4:04 Hour Vibration: Chiselling
Vibration: 4:04 Hour Vibration: Chiselling
Vibration: 3:033 Hour Vibration: Hammer Drilling
Vibration: 3:033 Hour Vibration: Hammer Drilling
User benefits
  • Soft start
  • Torque limiter: The drill stops when the bit hits against reinforcements.
  • Dual operation mode: Rotary Hammer and Hammer Only.
  • Constant speed under load
  • Double Insulation
  • Anti vibration technology
Standard equipment
  • Side handle
  • Depth stop
  • Bit grease
  • Carry case
Information & Technologies
AVT  Three Year Warranty  240V  110V 
Health and Safety
Ear Protection  Manual