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Shaanxi Hainaisen Petroleum Technology Co.,Ltd

Country/Region:china

Contact Person:MrLiu

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Coal Mining Steel Body PDC Bit 7 Nozzle 215.9mm Drilling Bits For Oil Rigs

Name: Coal Mining Steel Body PDC Bit 7 Nozzle 2159mm Drilling Bits For Oil Rigs
Brand: Hainaisen
Price: 1 USD

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8-1/2inch 5 Blades Concrete Core Drill Bit Oil Well Drill Bit Gauge Length The diamond bit has a wide working range and can penetrate quickly even in ...

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