Here in the United States we used to refer to tunneling by drill-and-blast as “conventional” tunneling, which I guess leaves tunneling by TBM or other mechanized means to be referred to as “Unconve...
In order to get out of the school, better social contact, understand social, training exercise their own talent, set up the service consciousness of the society, at the same time, better the textbo...
Mar. 3rd – 4th, 2016, one customer of South Africa visited our company for the pick production line. Our picks had good and reliable performance in the test and in great demand in South Africa.
Th...
Extension rods are made by hollow drill steels; there are two shapes of extension rods, round type and hexagonal type. This hollow hole are usually named flushing hole, used for transmitting water ...
Tapered drill rods are a type of drilling tool used in various drilling operations, particularly in mining and construction. These rods are made from high-quality steel materials and are manufactu...
Drilling operations require equipment that is durable, reliable and easy to use. And, at our company, we understand that the quality of the equipment is the difference between success and failure f...