Rotary drilling rig cone drum drill

Advantages of rotary drilling rig cone drum drill:

It is suitable for drilling in stronger rock formations with stable drilling and less damage to the pile drill.

Disadvantages:

High operation requirements, improper operation of the operator, can easily cause damage to the cone; a single cone is expensive, and the construction cost is high.

Recommended formation:

The pile rig is suitable for roller cone drilling in extremely hard rock formations with good drilling integrity.