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R&D and Design IADC837 tricone bit
Hejian Deris Petroleum Drilling Equipment Co., Ltd R&D and Design IADC 737 and IADC 837 Tricone Bit for drilling extremely hard rock to meet customers requirement . If you also drilling extremely hard formation please contact with us .
Address : Junziguan Industry Park NO.88, Hejian City, Hebei Province, ChinaTel: +86 (0)317 5586567
Phone /WhatsApp/ WeChat: +86 15128708428
Email : firstname.lastname@example.org
QQ : 824942002