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- NON-MAGNETIC DRILL COLLAR
- Drilling Tool
Luhai non-magnetic drill collars are made from non-magnetic materials with low-magnetic permeability. API monogram, serial number, OD,ID, type and size of connections are stamped on recessed mill flats.
Magnetic Properties of Non-magn...
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Luhai Energy Co., Ltd
[Verified]
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Negotiable
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