When a rotary drilling rig is left idle for a long time, if it lacks scientific maintenance, it is prone to damage due to rust and moisture intrusion, which will directly affect the performance and lifespan of subsequent operations. Taking measures to prevent rust and moisture is the core fo Read More

The prices of second-hand rotary drilling rig parts vary greatly due to differences in condition and brand, covering everything from filter elements worth tens of yuan to hydraulic pumps worth tens of thousands of yuan. Mastering the logic of market price judgment and techniques to avoid pitfalls ca Read More