Customized Dth Hammer Rods

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Dth bit-changsha tianhe drilling tools and machinery co.

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.

As a rule of thumb, the smallest hole diameter a dth hammer can drill is its nominal size. i.e. standard 102 mm (4”) hammer will drill a hole down to a minimum diameter of 102 mm (4”). the limiting factor is the outside diameter of the hammer, because as the hole diameter reduces due to diameter wear of the bit, airflow is restricted.

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We are suppliers of all type of Customized Dth Hammer Rods moved in market place for wonderful sales, we've Customized Dth Hammer Rods type and specification's that will suit our customer's satisfaction. We have also attached Customized Dth Hammer Rods samples along with other of our desires with the above attached catalog sample.

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