When purchasing second-hand rotary drilling RIGS in a different location, as it is impossible to conduct on-site and immediate inspections, remote preliminary screening becomes the key to avoiding risks. Judging the condition of equipment through scientific methods can reduce the blindness of subseq Read More

In the transaction of second-hand rotary drilling RIGS, the contract is the key to safeguarding the rights and interests of both parties. A standardized contract can avoid risks such as inconsistent equipment information and quality disputes. In particular, the following terms need to be clearly and Read More

The engine is the "heart" of a second-hand rotary drilling rig, and its operating conditions directly determine the power performance and usage cost of the equipment. Mastering the three-step method of "listening, observing and measuring" can help you quickly determine the true condition of the engi Read More

To determine the "age" of a second-hand rotary drilling rig, it is not only necessary to look at the factory time, but also to combine the actual usage marks. Accurately identifying the service life can help you avoid severely aged equipment. The following six methods can be used as references:1. Ch Read More

The model of a rotary drilling rig is like its "ID card", carrying the core performance information of the equipment. Understanding the basis for model formulation can help users quickly determine whether the equipment is suitable for engineering requirements. Now, let's break down the key elements Read More