Tricone roller cone drill bit is a critical cutting tool primarily used in rotary drilling applications, especially in oil and gas exploration, mining, and geological surveying. Normal IADC: 437 Soft ...Смотрите больше
Сообщения посетителяОставьте сообщение
Пока нет комментариев
Tricone Drilling Bit 6 1/4Inch Rock Drilling Tools Roller Cone Bit Mining Drill Bit