
Atlas-Copco B1b Model Borehole Hydraulic Integrated Blast Hole Quarry Mining Drilling Rig. Versatile Application: Widely used for blast-hole drilling in mines, quarries, and civil engineering projects. High Efficiency Drilling: Drill hole diameter 80-115mm with a depth of 21m for effective rock drilling. Powerful Engine: Equipped with YUCHAI JC6J220-T303 diesel engine providing 162Kw power. Reliable Support: 24/7 after-sales service and 12 months warranty for peace of mind. Quality Certified: Manufactured under ISO 9001:2000 and ISO 9001:2008 certification standards. Compact Design: Dimensions 5200*1800*2800mm and weight 8500kg for stable operation. Advanced Propulsion: Hydraulic motor cylinder chain propulsion with 3550mm stroke. Strong Pulling Force: Max pulling force of 25KN and max pushing force of 12KN.