트라이콘 비트 암반 드릴링 도구 TCI 트라이콘 롤러 드릴 비트 유정 드릴링용

d번째 드릴 툴
September 16, 2025
Video Description:
Discover the Tricone Roller Drill Bit 7 5/8 Inch, a high-performance oil field drilling tool designed for hard rock formations. This TCI Tricone Bit features tungsten carbide teeth for superior crushing power and durability, making it ideal for oil well drilling.