Drilling capacity(m) 73 rod 100(300 mm hole dia.) 60 rod 320 50 rod 380 42 rod 530 AQ wire line rod 565 BQ wire line rod 460 NQ wire line rod 350 Spindle speed(r/min) Forward 65;114;180;248;310;538;849;1172 Reverse 51;242 Max torque (Nm) 2900 Angle range 0-90° Spindle max pull force(KN) 60 Spindle stroke (mm) 600 Hoist max life capacity with single rope (KN) 30 Stroke of walking device 450mm/stroke Spindle inner dia (mm) Φ76 Oil pump CBK1020/8Twin-geal oil pump Power unit Electric motor Y180L-4,22Kw Diesel engine 395K2,19.85Kw Dimension(mm) 2150×900×1690 Drill body weight (excluding power)(kg) 950