1. Product information SDS MAX DEMOLITION HAMMER igs Satisfying the professional s needs HM1214C Impact energy 19 9 J Blows per minute 950 1900 bpm Input wattage 1500 w Speed Control Variable by Dial 1 Bit Angle Setting 12 Stage Vibration Chiselling 8 m sec Vibration K factor 1 5 m sec Noise sound pressure 78 dB A Noise sound power 98 dB A Noise K factor 2 57 dB A Net weight 11 7 kg e One touch sliding chuck for easy bit installation and removal e LED lamp indicates when to replace carbon brush e Double Insulation e Constant speed under load e Soft start Details correct as of 18 3 2014 Makita reserve the right to change specifications at any time owing to their policy of constant improvement Accessories shown are not necessarily supplied www makitauk com