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Hejianshi longyue drill bit manufacture co.,ltd

tricone bit; pdc bit; roller cone bit;hole opener;drag bit

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8 1/2'' iadc 637 tricone bit for water well drilling
▲SIZE8 1/2’’▲SPECIFICATIONSNumber Of Blades:5Gauge Length:2-3.5''Connection:4 1/2'' API Reg▲RECOMMENDED OPERATING P 		2026-02-05
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