Two-stage speed shifting vortex gearcase
Transmission Type:Automatic Centrifugal
Transmission Ratio:30:1 
Boring Roting Speed (rpm):180-210rpm 
Boring Rotate Direction:clockwise 
Engine Model:1E44F-5B 
Displacement (CC):60CC 
Max Power (kw/r/min):2.8HP/7000rpm 
Max Torque (N.m/r/min):2.45 
Starting System:Re-coil 
Cooling System:Air-cool 
Ignition System:C.D.I 
Spark Plug: L7T 
Fuel Mixed Ratio:Gasoline(25):2cycle oil(1) 
Fuel Tank Capacity (L):1.2
Machine net weight:8.55Kgs 
Package Weight:9.9Kgs
Packing size:45*37*30cm 
Drill Bit Dimension:Height:80cm/100cm
Diameter: 80,100,120,150,200,250,300mm