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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 […]

Our 6 inch dth hammer has different types of bit shank like cop64, dhd360, hd65, mission60, sd6, ql60, etc. it is a ideal drilling tool which widely used in such industries relating to mining, quarry, energy, transportation, metallurgy, building etc. hot tags: 6 inch dth hammer, china, suppliers, manufacturers, customized, price, high quality

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