rotary drilling rig for sale - Manufacturers, Suppliers, Factory From China
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Key Words: Rotary Drilling Rigs; XCMG; XR800ERecently, the rail-highway bridge project of Ma’anshan Yangtze river, the world's first extra-large diameter (4m OD) foundation group project in inland riv
XCMG Rotary Drilling Rigs Contributing to Drilling the Granite Formation in Guangzhou Clean Energy Storage Base Project
Guangzhou, also known as the goat city with flower city reputation,boastsacrysta
Types of Kelly Bars
The Kelly bar is an essential component of foundation drilling rigs, crucial for transmitting torque and pressure necessary to break and remove the formation during drilling operat
The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.