TCI Tricone Bits 17 1/2" IADC 437/517/537/637 API Standard Cr Series Rubber Sealed Bearing Bit for Water Well Drilling Material 42CrMo
2025-04-13
introduction 2280
17 1/2 517
Customized
API, SGS
Center Drill Bit
42CrMo
Well Drilling
100kg
Available
7 5/8" API Reg
LEO or Customized
Wooden Case
57*54*71cm
China
820719100
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