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Used Tricone Rock Drill Roller Bits for Water Well Drilling
2025-04-13
introduction 4820
LY185
Customized
API
8 1/2
Center Drill Bit
Tungsten Carbide
Well Drilling, Masonry Drilling
Used Tricone Drill Bit
China
6 Months
by Sea/Air/Road
Long Yue
Wooden Case
He Bei
8207199
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