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Battery Lower Connector
Battery Upper Connector
Battery Shock-Absorbing Joint
Wire-Passing Plug
Three-Core Connector Fixing Sleeve
General COP
Segmented Gasket
Shoulder Nut
Contact Finger Spring(Golden/Silver Plating)
Bearing Shell
Bearing Assembly
Insulation Ring
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About Us Company Profile Honor and Qualification
News Company News
Product Equipment Assembly Drill Collar MWD/LWD Accessories RSS Accessories Rubber Accessories Other custom accessories
Our Patents
Testing Equipment
Contact Us
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