Double Casing Drilling Tools for Overburden Casing System Top Hammer Rotary Drilling Tools
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Payment
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Origin
China Mainland
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Minimum Order
1
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Packing
Pieces
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- Description
Product Detail
Double casing drilling tools
Application range
Suitable for geothermal drill for grouting, sampling, water well drill, foundation drill etc.
Working principles
Double head rotary percussive casing system utilizes a rotary head to drive the outer casing equipped with a tungsten carbide crown and a hydraulic drifter(top hammer) to drive the inner drill string equipped with a percussive drill bit. This is an excellent method for drilling straight holes in varying ground conditions. The water and compressed air can be both provided as power.
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