Drilling pipe: We are a manufacturer who specially produce drilling rigs, drilling tools include drilling pipe and bits. Drilling pipes we produce is ...Zhuozhou Three Source Equipment Co. Limited
Shijiazhuang LongWay Petroleum Drill Tolls Co., Ltd is a company that specially manufactures kinds of petroleum drill pipes and joints in China. Our ...Shijiazhuang Longway Petroleum Drill Tools Co. Limited
2-3/8 6. 65 2-3/8 e, x, g, s eu 2-7/8 10. 40 2-7/8 e, x, g, s iu or eu 3-1/2 9. 50 3-1/2 e iu or eu 3-1/2 13. 30 3-1/2 e, x, g, s iu or eu 3-1/2 15. ...Hejian Fanglei Drill Equipment Co. Limited
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