7655 Pneumatic air leg rock drill

Weight 24 kg
Length 628 mm
Working pressure 0.63 MPa
Cylinder dia 76 mm
Piston stroke 60 mm
Impact frequency =36 Hz
Impact energy =65 J
Air consumption =80 L/s
Idling speed =300 r/mim
Noisy =112 dB(A)
Air pressure 0.2-0.3 MPa
Air pipe inner? 25 mm
Water pipe inner 13 mm
Hole diameter 34~42 mm
Biggest drilling depth 5 m
Specification of shank B22×108=1 mm
7655 Pneumatic air leg rock drill