1. depth: level 60m down 30m, hole diameter 105~140mm;

2. steel crawler mounted, suitable for any place, especially rugged and muddy places;

3. low air consumption, high drilling efficiency, simple operation;

4. drill rod rack adopts folding type, avoid repeated disassembly during transit;

5. it is mainly used for open mining, highway, power station construction, slope drilling, soil nail drilling etc;