bit Down the hole 8 for sale

Dth drilling a down-the-hole drill, usually called dth is mainly a pneumatic powered rock or ground drill, in which the percussive hammer is located directly behind the drill bit, so the percussion mechanism follows the bit down into the drill hole. the drill pipes transmit the necessary feed force and rotation to the dth hammer […]

To stop the motor running and stop supplying air to the impactor, send water, insert the fork into the drill rod groove of the holder, make the motor reverse the slide back, disconnect the joint from the drill rod, and then connect the second drill rod, press this to cycle and work continuously. characteristic of down the hole drilling rig. 1.

Dth drilling rod we have mines, water wells, ground source heat pumps, down-the-hole drill pipes and casing for city foundation pit anchorage, etc. our drilling …

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