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dth boring machine

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建設掘削台 30m 深度掘削機 XZQ229

XZQ229 down-the-hole drilling rig down-the-hole drilling rig Expert evaluation: The down-the-hole drilling rig is a medium-sized integrated down-the-hole drilling rig developed mainly for various types of mines such as quarries, cement mines, and open-pit coal mines. It can complete the drilling construction of main blast holes and pre-split holes. Down-the-hole drilling rigs have the characteristics of large drilling diameter, high drilling efficiency, and wide adaptability.

dth boring machine

建設 掘削台 30m 深度 掘削機 XZQ229

建設掘削台 30m 深度掘削機 XZQ229