Welding bars - China Manufacturers, Suppliers, Factory

Welding bars, , , ,. 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...
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...
Precautions for the use of thread button bits

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...
Hard Rock Tapered Drilling Button Bits Rock Tools

Tapered drill rod (taper steel rod, taper drill steel), which provides a hexagonal chuck section to provide leverage for the rotation chuck bushing. It usually has a forged collar to maintain the ...
Professional production of high-quality drill bits

We are thrilled to announce our professional production of high-quality button bits. Our button bits are specifically designed for drilling in tough and demanding conditions, making them the top c...
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...

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