
Hydraulic Coal Mine Underground Safety Tunnel Jumbo Drill Rig for Sale. Narrow Tunnel Access: Rig width is 1.3m, allowing operation in tunnels as narrow as 1.4 meters. Multi-Tool Compatibility: Holds geological, triangular, and wide-blade spiral drill rods without changing the slip. Versatile Applications: Suitable for coal mines, metal mines, hydropower, and geological surveying for water and gas exploration. CE and ISO Certified: Complies with CE, ISO 9001:2000, and ATEX ISO9001:2015 standards for safety and quality. Overseas Service Support: Engineers available for on-site installation, training, and technical guidance at customer workplaces. Flexible Customization: Offers full customization, minor customization, and options based on samples or designs.