In the grand narrative of modern highway and railway construction, the rotary drilling rig undoubtedly plays an indispensable role as a key player. As critical areas of national infrastructure development, the quality and efficiency of highway and railway construction directly impact regiona Read More

In the trading of second-hand rotary drilling RIGS, regional differences are an important hidden factor affecting prices. Due to the influence of local infrastructure demand, equipment ownership, logistics costs and other conditions, the prices of the same type of second-hand rotary drilling RIGS in Read More

Due to the long service life of second-hand rotary drilling RIGS, engine maintenance is particularly crucial. Regular replacement of engine oil and filters is the core link to ensure their stable operation and extend their service life. The following is the full process of specific operations to ass Read More

The guide sleeve is a key component of the rotary drilling rig's drill pipe system. Although it may seem insignificant, it has a significant impact on construction accuracy and equipment lifespan. For second-hand equipment, accurately judging the condition of the guide sleeve is an important step to Read More

The drill bit is the "tooth" of the rotary drilling rig that directly contacts the stratum. Its type selection is closely related to the operation efficiency and the quality of hole formation. Understanding the types of drill bits and key points for second-hand selection can help you control costs w Read More