English 
- Brand: Makita
- Model: HR4003C
- Maximum output power: 1100 wattage
- No load speed: 250 - 500 min⁻¹
- Idle frequency: 1450 - 2900 min⁻¹
- Maximum drilling diameter in concrete: 40 mm
- Optimum drilling diameter in concrete: 16 - 30 mm
- Impact energy: 8.3 J
- Drilling diameter with carbide bit: 105 mm
- Power cord: 5.0 m
- Protective case: Yes
- Side handle: Yes
- Depth gauge (2): Yes
- Weight without cable (EPTA 01/2003): 6.2 - 6.4 kg
- Tool dimensions (L x W x H):: 479 x 106 x 263 mm
- Sound power level (L WA ): 103 dB (A)
- Sound pressure level (L pA ): 92 dB (A)
- Noise level (K-factor): 3 dB (A)
- Vibration level (3 axes) hammer drilling: 10,0 m / sec²
- Vibration: Chiseling: 9,0 m / sec²
- Vibration level (3 axes) chiseling with D-type side handle: 9,0 m / sec²
- Vibration Uncertainty (K-factor): 1,5 m / sec²