
CMM2-22 Roof Bolting Jumbo for Roof Supporting. Compact Design for Narrow Spaces: Width of 1.2 meters allows easy passage through narrow tunnels and tight spaces. Remote Control Operation: Flexible and convenient operation with full remote control capabilities. Automatic Cable Winding: Equipped with a cable drum to eliminate manual dragging and reduce labor intensity. Multi-Directional Drilling: High-efficiency drilling boom capable of drilling in all directions for rapid excavation. Dual-Speed Boom: Rated rotational speed of 350/650 r/min ensures high efficiency and stability. Comprehensive Warranty: 12-month warranty coverage for all mechanical equipment excluding wearing parts. International Certifications: Certified with ATEX, ISO9001:2015, and compliant with GB standards.