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6 1/8 Inch TCI Water Well Drill Tricone Bit
2025-04-13
introduction 4340
6 1/8''
Customized
AISI, API
Taper-length
Center Drill Bit
High Carbon Steel
Well Drilling
Drilling Tool
Forging
High-Efficiency ,Wear Resistant
Journal /Roller Bearing Bit
Medium Hard Formation
LONGYUE
Wooden Case
6 1/8''
Hebei, China
8207199000
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