PDC BIT in CANGZHOU

 
PDC BIT in CANGZHOU

Hebei zhankui drilling equipment co.,ltd

Junziguan Industry Zone Cangzhou Hebei
pdc bit - tricone bit - drill bits
This is Sunny from Hebei zhankui drilling equipment co.,ltd(www.rockbits-dragbits.com) & Cangzhou...
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Sunny Cui Email: drillbits2@zkdrilling.com Skype: triconebit Mobile: 0086-13613270939 Hebei zhankui...