hydraulic crawler haggloader, For underground mining, tunnel making, coal mining. tunnel excavating with capacity ... , coal, gravel, slag etc in flat and low inclination tunnels for railway, hydro projects, underground mines etc.Loading Capacity: 40m3, 60m3, 80m3 ... , 120m3, 180m3Suitable for tunnel diameter 1.7m, 2.0m, 2.5m, 3.0m ...