Analysis

The YT28 hand-held air-leg rock drill is a pneumatic tool widely used in mines, tunnels, construction and other civil engineering. It is known for its efficient drilling and rock drilling capabilities

On June 8, the first half of 2024 business analysis meeting of China Coal Group was grandly held in the meeting room of the Group's headquarters, mainly focusing on the 321 strategic objectives formul

In the drilling of steel structure in various complex environments, magnetic drill is especially used in shipbuilding, paper making, bridge, mechanical equipment installation and steel structure engin

On the afternoon of August 25th, China Coal Group Held A Meeting On Production And Operation Analysis, comprehensively summed up the production and operation of the Group and various enterprises, anal

The reason for the formation of air leg rock drill water needle fault: The center hole of the shank is not correct, the gap between the shank and the shank is too large, the water needle is too long,