Email: info@jloil.cn Tel: 86-18839035766
THREE-RIB DRILL COLLAR
Spiral Drill Collar
Hole Cleaning Sub
Casing Scraper
Taper Tap&Die Collar
Mill Shoe
Drilling Stabilizer
Drill Pipe
Drill Collar
Cross Overs UB
Contact: John
Phone: 18839035766
Tel: 86-18839035766
Email: info@jloil.cn
Add: No. 5, Quanshuiwan Road South, Jidu Road, Yuquan Office, Jiyuan City, Henan Province
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