ROCK BIT
LUHAI rock bit is the most popular one in use. When working, the cogging touch the bottom alternately, breaking torque and the contact area both are small, thus the unit pressure is high, so it can penetrate into the layer easily, The length of the blades is longer, which can reduce the abrasion. The rock bit can adapt to a variety of formations from soft to hard. |
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SPIRAL DRILL COLLAR | SPIRAL DRILL COLLAR |
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ROCK BIT | ROCK BIT LUHAI rock bit is the most popular one in use. When working, the cogging touch the bottom alternately, breaking torque and the contact... |
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High-abrasion housing | |
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