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Tricone Button Bit IADC 637 Pang Hardrock 3.7/8 4.7/8 6inches 7inches 8inches 10inches 12inches

2025-04-13 introduction 2180
4 3/4" tricone button bit
Non-Customized
API
5600
Tricone Bit
Steel
Well Drilling
MEGA DRILLTECH
Wooden Case
China
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