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 ...
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...
Pangolin Project was finished on Feb.28th, 2014. After almost 10 months of adjustment, this tapered rod production line is the best in China.
1.Continuous operation of 7 operators in forging proces...
Bullet Teeth: The New Generation of Rotary Drilling Teeth
A new type of rotary drilling teeth is taking the drilling industry by storm. Known as bullet teeth, these innovative tools are designed to...
KAT Drilling tools co.,ltd. offers a wide variety of road milling teeth to fit all your reclamation and milling application needs. Knowing whether the material you are cutting is soft soil, hard a...
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...