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It reduces the contract area with the wellface and the steering resistance,which can prevent differential pressure sticking.6 1/2"oil spiral drill collar
2017-01-14 19:07 Views:145
Price:Negotiable
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Company name:Shanxi Golden Diamond Petroleum Drill Tools Manufacturing Co., Ltd.
Status:[Offline] [Send message] [Chat]
Business contact:John zhang(Ms.)
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Area: Caribbean Region-Bermuda
Address:Economic development zone sanshui
Status:[Offline] [Send message] [Chat]
Business contact:John zhang(Ms.)
Telphone:
Mobile:
Fax:
Area: Caribbean Region-Bermuda
Address:Economic development zone sanshui