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8.5'' IADC 115 221 TCI Tricone Drill Bit for Well Drilling HDD Drilling Tools
2025-04-13
introduction 3870
IADC 221
Impact Drill
Well Drilling
API
Air Bearing
TCI Tooth
Tungsten Carbide Insert
Gold, Blue, Black
New
Ruishi
Plywood Box or as Required
8 1/2" 12 1/4" 17 1/2"
China, Cangzhou
820719
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