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Spiral drill collar | Spiral Drill Collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from differential pressure. spiral drill colla... |
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Integral Heavy Wight Drill Pipe | Size TubeOD(+1/16,-1/32) TubeOD1 ToolJointOD(+1/16,-1/32)2 ToolJointOD(+1/8,-0) Connection MaxElevatorUpsetDia CenterUpsetDia(+1/... |
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The Drilling Fishing Cup | During drilling process,drilling fishing cup is applied mainly for fishing of shivers and fallen objects such as carbide tooth,drill bit and bearin... |
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dril-collar | Non-magnetic Drill collars are made from Non-magnetic steel bars with low-strength by combining a proprietary chemical analysis and a rotary hammer... |
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Manual Tongs Type SB | Manual Tongs are necessary tools applied to make up and break out pipes. Changing lug jaws and latch steps can adjust different handling sizes of t... |
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engraving machine | 卖方: 杭州四色印科技有限公司 | Engraving machine from China, low price and high quality, the machine is very good |
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精密雕刻机 | 卖方: 杭州四色印科技有限公司 | 包装机械出口贸易服务，货送到俄罗斯，欧洲，专业客户服务！ |
