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Dth bits are mainly used for quarrying, ore mining, coal mining, soft, medium hard, and hard rock, blast hole drilling and water well drilling project, marble quarry or …

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 […]

Yg down the hole drilling is widely used in metallurgy, mining, railway, hydropower construction, and underwater drilling and blasting projects.

Down-the-hole bits we offer a comprehensive range of dth drill bits to match all conceivable applications. each bit is made from quality alloy steel, and has been precision machined to produce a perfect body, heat treated to the required hardness, given surface compression for fatigue resistance, and fitted with precision buttons manufactured ...

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