Changzhou LangO

Products
core bits
Model: BC
PDC Bit
Model: M433
PDC Bit
Model: M323
PDC Bits
Model: M322
PDC Bits
Model: M222
PDC Bits
Model: M433
Tricone Bit
Model: HA
Tricone Bits
Model: GJ
Tricone Bits
Model: SKW
Tricone Bits
Model: SKH
Tricone Bits
Model: SKG
Tricone Bits
Model: GA
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Contact Us

Ander

Sales Manager

Changzhou LangO

Mobile: +86 18701194220

Email: sale02@lango-machinery.com    tankeroilwell@yahoo.com