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API Factory High Quality 12-1/4 Hybrid Bit Reduce Drilling Steel Body Reduce Drilling Costs for Oil and Gas Drilling Oilfield

2025-04-13 introduction 2080
12-1/4 EHS1633HE/S324
Customized
AISI, API
Taper-length
Center Drill Bit
Alloy Steel
Well Drilling
Oil Drilling, Gas Drilling
Eastar
Steel Made Box
12-1/4 Steel Body Hybrid Drill Bit
China
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