The Makita HP2070 2-Speed Percussion Drill with a reversing system that prevents the speed reduction of the motor in reverse rotation. There is a mechanical 2-speed, and electronic speed adjusting dial for presetting maximum speed. The torque limiter prevents damage. The drill stops when the bit hits against reinforcements. It is also fitted with a keyed chuck. It is supplied with a side handle, depth stop and a carry case. Specification Input Power 1,010W No Load Speed 0-1,200/0-2,900/min. Impact Rate 0-24,000/0-58,000/bpm Capacity Steel 18mm, Masonry 20mm, Wood 40mm Weight 2.4kg Vibration Hammer Drilling 16 m/sec Vibration K Factor 1.5 m/sec Noise Sound Pressure 99 dB(A) Noise Sound Power 110 dB(A) Noise K Factor 3 dB(A)