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- The drilling rig is strictly prohibited from rotating while unloading
- Rotation at the connection sleeve of the drill pipe
- Construction conditions for drilling tools
- The various components of drilling tools
Contact us
Contacts： Ricky Zhu
Mobile phone： +86-13861387317
Telephone： +86-511-86333316
Mailbox： 269046430@qq.com
Address： Danbei Town, Danyang City, Jiangsu Province
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