Shandong Gold Mine, with a section of 3×3 meters, uses a tunneling drill rig equipped with the WOSERLD hydraulic rock drill. The hole depth is 3.2 meters, and the average time per hole is 1 minute and 20 seconds.
Shandong Gold Mine, with a section of 3×3 meters, uses a tunneling drill rig equipped with the WOSERLD hydraulic rock drill. The hole depth is 3.2 meters, and the average time per hole is 1 minute and 20 seconds.