Spiral Collar Length 9150mm Rig Tools Drill Spare Parts
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... can keep drill bit centralized and hole track by large rigidity. The Drill collar are manufactured strictly from API Spec7-1 and SY5411 standard. Spiral drill collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from...
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
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High Strength Drilling Mud Motor 36kw Borehole Collar 79.4mm 9150mm
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Non Magnetic Drill Collars Good Low Permeability And High Strength Introduction Various specifications of non-magnetic drill collars: Φ105, Φ120, Φ165, Φ172, Φ203 Product parameters Machine Type Drilling Tool Material Carbon Steel Processing Type Forging ......
Langfang Pangolin Drilling Tools Co., Ltd.
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