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ROOM 1507 BUILDING NO.402 WNAGJINGYUAN CHAOYANG DISTRICT IN BEIJING,Beijing,Beijing,China China
We can supply a complete line of drilling motor ranging from 2-3/8OD to 11 1/4OD, different types and specifications, such as ABH (adjustable bend hou
Usage Our drill pipe mainly produces through welding, applied for oil and gas drilling to delivery torque with round trip, transfer the mud or compre
. Heat treated wholly, produced according API 7-1 {C}{C}{C} Ordinary drill collar DC with slip groove DC with elevator ...
Contact Person bojun jing
Address ROOM 1507 BUILDING NO.402 WNAGJINGYUAN CHAOYANG DISTRICT IN BEIJING, Beijing, Beijing
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