HYKD-5A Full Hydraulic Tunnel Drilling Rig
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HYKD-5 Full Hydraulic Tunnel Drilling Rig
I. General Introduction HYKD-5A full hydraulic underground top drive drill rig is mainly applied in the fields of coal, geology, metallurgy and engineering. It is used for drilling large dia. gas suction hole in mines, gallery as well as coal mine, water injection hole, and big dia. horizontal hole. It can meet the big dia. roller drilling, hard tungsten-carbide drilling and percussive-rotary drilling.
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