China DTH Drilling Tools manufacturer
Changsha Sollroc Engineering Equipments Co., Ltd
FOCUS IN MANUFACTURING OF HIGH QUALITY DTH AND RC DRILLING TOOLS.
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api reg thread step drag bits

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Changsha Sollroc Engineering Equipments Co., Ltd

City: changsha

Province/State:hunan

Country/Region:china

Tel:86-731-85551632

Contact Person:
Ms.Ling Bo
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api reg thread step drag bits

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... high pressure Elevated durability Rust proof Specification Shank SD5 Length (less bit) 1175mm Outer diameter 125mm Top sub thread API 3 1/2" REG ... 2024-12-09 12:32:21
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