| Automated rock splitting machine (South Korea) |
| Automated rock splitting machine (Taiwan) |
| Automated rock splitting machine (United States) |
| Wedge structure for crushing rock |
| Mechanism for fixing automated rock splitting devices |
| Excavating machine structure for automated rock splitting |
| Automated rock splitting machine |
| Hydraulic rock splitting equipment |
| Opening structure for opening blades used for crushing |
| Continuous drilling method and continuous drilling equipment |
| Drilling machine for splitting rock |
| Crusher structure with adjustable crushing direction |
| Rock splitting and drilling equipment for attachment on end of excavator boom |
| Rock splitting machine for attachment on end of backhoe boom |
| Rock splitting machine for attachment on end of backhoe boom (South Korea) |
| Raising and lowering device |
| Excavation device |
| Rock scraping system for the caisson method |
| Opening structure for opening blades used for crushing (Japan) |
| Wall crushing machines |
| Crusher structure for crushing machines (U.S.) |
| Excavation device |
