drill collar
在线联系供应商
Other supplier products
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Non-magnetic Drill Collar | Non-magnetic Drill collars are made from Non-magnetic drill collar materials with low- strength (SWNM20-14) by combining a proprietary chemical ana... |
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drill collar | |
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Lifting sub | |
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api spec 7 13 5/8 537 for well drilling steel tooth tricone drill bit /milled tooth tricone drill bit | Packaging Details: Frame or according customer needing There are rich and diverse roller bits to meet different requirements ... |
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plastic & metal composite material made drill pipe & drill collar packing frames/Econo RACK | Material conform to IEC 62321 electronic industry standard;Structure is simple,easy to assemble Drill Pipe & Drill Collar Package frames or ca... |
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