Customized Rotary Drilling Double Wall Casing API J55 Grade Single Walled

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Changsha Golden Drilling Machinery Co.,Ltd

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Customized Rotary Drilling Double Wall Casing API J55 Grade Single Walled

Contact Now

Customized Rotary Drilling Double Wall Casing API J55 Grade Single Walled

Customized Rotary Drilling Double Wall Casing API J55 Grade Single Walled Technical Parameter of JZTG Casing Joint Φ(mm) Bolt Number Weight(kg) 620/540 8 188 750/670 10 221 800/720 10 255 880/800 10 ...

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casing adaptor

kelly bar spare parts

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