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...
With the advanced technology from both China and abroad, the production line of the picks is a continuous chain step furnace, composed of a welding furnace, a quenching furnace and a tempering furn...
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 ...
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...
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...