Gold Member Since 2015
Audited Supplier
Changsha Sollroc Engineering Equipments Co., Ltd.

DTH Drill Pipes, DTH Drill Tubes, DTH Drilling Pipes manufacturer / supplier in China, offering API Standard Reg Foundation Drilling Alloy Steel DTH Drill Pipe, High Air Pressure DHD380-305mm DTH Button Bit for 8" Hammer, High Air Pressure DHD380-279mm DTH Button Bit for 8inch Hammer and so on.

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