Rotary Drilling
What is Rotary Drilling? Rotary Drilling In rotary drilling, the drill rig provides enough shaft pressure and rotary torque. The drill bit drills and rotates on the rock at the same time, which exerts both static and dynamic impact pressure on the rock.
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Xinjiang Zhongcheng Zoomlion Engineering Machinery Co., Ltd.
Description:
Xinjiang Zhongcheng Zoomlion Engineering Machinery Co., Ltd. Founded in 2012, it is a subsidiary of Zoomlion, which specializes in the marketing and service of construction machinery. It specializes in exporting a full range of Zoomlion products.
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