supply oil gas Down the hole hammer

Down-the-hole (dth) rockmore international manufactures the finest and most efficient dth hammers and bits for the mining, construction and water well industries.

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.

It is a kind of self drilling anchor bolts. it is a new and high technological supporting product which combines drilling, grouting and anchoring together. the bolt length is flexible, it can be lengthened according to your demands.

supply oil gas Down the hole hammer manufacturer with years's experience, from China.We mainly provide supply oil gas Down the hole hammer with high quality and competitive cost.we've an expert supply oil gas Down the hole hammer item designers.Our product is by means of the national experienced certification.


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