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 ...
From October 12 to October 18, our Sanshan’s technicians conducted field tests on the 2.0 version of 76T45,89T45 thread button bit in miaogou iron mine, qinhuangdao, hebei province. The custo...
For proper use of the button bits, guarantee the normal wear of scrapped the button bit, must pay attention to the following:
1 .according to the rock conditions (hardness, corrosion resistance) d...
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...
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...
Introducing the Shank Adapter – The Revolutionary New Tool in Drilling!
The Shank Adapter is a powerful new tool that is transforming the world of drilling. This innovative tool is des...