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Hejian Deris Petroleum Drilling Equipment Co.,Ltd.

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Home > News > producer Tricone bit / rock bit / roller bit / water well drilling bits / pdc bit for Deep water well drill rig

producer Tricone bit / rock bit / roller bit / water well drilling bits / pdc bit for Deep water well drill rig

2019-04-18

Hejian Deris Petroleum Drilling Equipment Co., Ltd
Address : Junziguan Industry Park ,Hejian City, Hebei Province,China
WhatsApp: +86 15128708428 Also WeChat
Tel: +86 (0)317 5586567
Skype: jenny19871026shen

Email : sales4@hjderis.com

Web: www.welldrillingbit.com http://www.welldrillingbit.com