: Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

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Deep Hole Well Drilling Down Hole Hammer Drill Bits Numa120 Shank 381mm Dia

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Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

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Deep Hole Well Drilling Down Hole Hammer Drill Bits Numa120 Shank 381mm Dia

Contact Now

Deep Hole Well Drilling Down Hole Hammer Drill Bits Numa120 Shank 381mm Dia

SD12-15"(381mm) For Deep Hole Water Well , Foundation ,Construction Piling Drilling 1.General Introduction Shank Type Diameter Bit Face Gauge Buttons Front Buttons Side tips Flushing Hole Weight SD12 ...

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dth drill bits

water well bits

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