High Torque Friction Kelly Bar Drilling 49-110m Depth

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Beijing jiayou xincheng industry and trade co. LTD

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High Torque Friction Kelly Bar Drilling 49-110m Depth

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High Torque Friction Kelly Bar Drilling 49-110m Depth

Friction Kelly Bar APFFKB series kelly bars are designed to be used for soft and silt strata, with diameters ranging from Ø340-580mm. To guarantee long-life and reliability of the product, high ...

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49m depth drilling kelly bar

high torque friction kelly bar

110m depth friction kelly bar

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