Hex 22 Rock Drilling Tools - Factory, Suppliers, Manufacturers from China

Hex 22 Rock Drilling Tools, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

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, ...
New Production Line of the Picks

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...
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...
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 ...
Road Milling Picks: The Ultimate Solution for Efficient Pavement Removal

Road Milling Picks: The Ultimate Solution for Efficient Pavement Removal The road construction industry has just been given a major boost with the arrival of a new, innovative tool – the road milli...
New top hammer rods and bits

newest top hammer tooling, the Drifter series of rods and bits. designed with a unique thread profile for added endurance and strength in the most demanding tunneling, bolting and drifting applica...

Reaming drilling tools