Durable twin hammer mechanism encased in a strong aluminium housing. One hand forward reverse switch with integrated regulator with 6 positions. Feather teasing trigger for optimal speed regulation. Socket ring retainer for safety. Breakaway torque 1700 N.m. Breakaway torque 1495 N.m. Blows per minute 790 cpm. Free speed 5700 tr/min. Square drive 3/4". Working pressure 6,2 bar. Average air consumption 193 l/min. Air inlet 3/8". Minimum hose diameter 13 mm - 1/2”. Vibration 9,10 m/s²/a. Vibration 1,61 m/s²/K. Sound pressure 98,40 dB(A). Sound power 109,40 dB(A).