Model 180 Weight(Kg) 4500 Dimensions(mm) 2700Ã?1550Ã?2350 Traveling speed(Km/h) 0~2.5 Engine model YC4D08 Power 58Kw/2400rpm Climb capacity(°) 20 Drilling depth(m) 180 Working pressure(MPa) 1.05-2.46 Air consumption(m3/min) 16-30 Length of rod(mm) 2000 Drill bit diameter(mm) Ï?110-202 Feed cylinder stroke(mm) 400 Feed power(N) 25000 Lift power(N) 50000 Speed of rotator(rpm) Min.speed 33 Max.speed 67 Lifting speed(m/min) Min.speed 8 Max.speed 26 Forcing speed(m/min) Min.speed 0-15 Max.speed 51 Rotation torque(N·m) 4200