cheap DTH water well drilling rig price
USD $9,000 - $15,000 /Set
Min.Order:1 Set
Water well drilling rig having hydraulic automatic feeding mechanism,improve the drilling efficiency ,reduce labor intensity .
Using the ball card holding mechanism to replace chuck,can implement non-stop down rod ,convenient operation ,safe and reliable.
Hoist with cage ,forms the double support structure of the star wheel ,can withstandard strong shock
Four groups of axle box bearing positioning ,keep gyrator rigid enough deal with gravel layer ,complex geological conditions,such as pebble layer
The machine adopts taper clutch of national patent technology ,has the big transmission torque,easy to operate ,the prominent characteristics of free maintenance.