114mm Diameter Joint Double Wall Drill Pipe Stainless Steel 4 1/2inch
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52mm Other Diameter Of Joint High Quality Double Wall Drill Pipe Product Description 1. Steel grade: E75 R780 G105 S135 stainless steel 2. Specification: 42-140mm 3. Thread: For Vermeer, Ditch witch, Drillto We can manufacture all kinds of drill rod as ......
Langfang Baiwei Drill Co., Ltd.
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3 1/2Inch 17 1/2Inches Cemented Carbide Well Drilling Tools
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DRILL PIPE / BIT / DOUBLE WALL DRILL PIPE / DRILL COLLAR / REDUCING JOINT Supply all kinds of drill pipe and bit As well as various impactors and hammerbit Inserted roller cone bit, PDC drill bit Geological drill bit, three roller cone bit, water well bit......
TIANJIN COMMAND MACHINERY MANUFACTURING CO.,LTD
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Cemented Carbide Well Drilling Tools 3 1/2Inch 17 1/2Inches
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DRILL PIPE / BIT / DOUBLE WALL DRILL PIPE / DRILL COLLAR / REDUCING JOINT Supply all kinds of drill pipe and bit As well as various impactors and hammerbit Inserted roller cone bit, PDC drill bit Geological drill bit, three roller cone bit, water well bit......
TIANJIN COMMAND MACHINERY MANUFACTURING CO.,LTD
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