About raw material in top hammer drilling rigs

The hot summer day seemed to arrive a while later than last year, thanks to the guests who spared no effort and did not fear the scorching sun to visit our company. Some of the guests, who are sensitive to the raw materials of top hammer drilling rig, always ask what kind of steel is used in the air crawler drilling rig? Well, today, we are here to introduce to you the most critical two stations on the rig used in the raw materials.
Carriage：MN16
Track shoe: MN50