The HM1812 is a 30kg class electric breaker that features best-in-class power. These robust machines are the first electric breakers from Makita to be equipped with vibration absorbing housing, providing a practical combination of high power and low vibration. Features & Benefits • Vibration absorbing housing. • Counterweight mechanism reduces vibration when chipping. • "Soft no load" function automatically reduces the motor speed during idling to suppress the vibration of the machine body. • Soft start. • LEDs indicate when to replace carbon brush. • Ergonomic soft grip. • Highly durable switch. • High power. • Name plate and serial label positioned where it will be free from scratches and damage. • Compatible with Hammer Trolley. • Connectable to dust extractor. Specifications: • Impact energy 72.8 J • Blows per minute 870 bpm • Drive shank Hex 1 1/4" • Vibration: Chiselling 6.5 m/sec² • Vibration K factor 1.5 m/sec² • Noise sound pressure 96 dB(A) • Noise sound power 107 dB(A) • Noise K factor 3 dB(A) • Net weight 31.3 kg • Input Wattage 110v 1700 w