equipamento de perfuração submersível
3. Improved Precision The design of the spiral drill bit allows for greater control over the drilling process. This improved precision is essential for applications where accuracy is crucial.
2, according to the aperture is not the same, the drill can be divided into light drilling rig, medium drilling rig, heavy drilling rig.
2, according to the aperture is not the same, the drill can be divided into light drilling rig, medium drilling rig, heavy drilling rig.