Makita HM1111C DEMOLITION HAMMER SDS MAX FEATURES AVT anti vibration technology significantly reduces vibration for the user SDS-MAX tool-holder Variable Speed by electronic dial Soft start Dynamic ergonomic design and rubber handle Side handle for increased user comfort Double Insulation SPECIFICATION Impact energy 11.2 J Blows per minute 1100-2660 bpm Speed Control Variable by Dial 1 Bit Angle Setting 12 Stage Vibration: Chiselling 8.0 m/sec² Vibration K factor 1.5 m/sec² Noise sound pressure 88 dB(A) Noise sound power 99 dB(A) Noise K factor 3 dB(A) Net weight 7.7 kg Wattage 1300 w Total Shipping Weight: 10kg Available In 110v & 240v