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...
Self Drilling Rock Bolt is a type of fastener used in civil engineering projects to provide reinforcement and support for rock formations or unstable surfaces. Unlike traditional bolts that require...
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...
Introducing the Air Pick – The Revolutionary Pneumatic Tool!
The Air Pick is a cutting-edge pneumatic tool, designed to make tough jobs easier. This revolutionary tool is durable and reliable...
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...
Mar. 3rd – 4th, 2016, one customer of South Africa visited our company for the pick production line. Our picks had good and reliable performance in the test and in great demand in South Africa.
Th...