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 ...
Drilling operations require equipment that is durable, reliable and easy to use. And, at our company, we understand that the quality of the equipment is the difference between success and failure f...
Rock Auger Cutting Drill Teeth are a new innovation taking the mining and construction industries by storm. These high-performance teeth are specifically designed for use with rock augers and are m...
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 ...
KAT drilling tools announces the launch of the latest rock drill tools, DriftMaster™ line of drill rods and bits. DriftMaster drill rods and bits have a unique thread profile that provides extra du...
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...