drill steel - China Factory, Suppliers, Manufacturers

drill steel, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Reformation of Threaded Products Workshop

We carried out a complete reformation for Threaded Products Workshop from Apr.5th to May 15th. In the new workshop, we installed double layers of thermal insulation, double glazed windows and new d...
Rock tapered drill rod application and development status

Tapered drill rods have become one of the essential tools in the mining and construction industries. These rods are primarily used to hold and transfer energy from the rock drill to the drill bit, ...
Advancements in Tunneling and Underground Excavation by Drill & Blast

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...
Tophammer drilling tools

We use them to give you the best experience. If you continue using our website, we’ll assume that you are happy to receive all cookies on this website. In 2018, Atlas Copco will grow into two...
Extension rods

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 ...
Bullet Teeth: The New Generation of Rotary Drilling Teeth

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...

Hollow drill steel