
Crawler Interlocking Rotary Drilling Rig for Building Construction/Engineering Construction Foundation. Full Hydraulic Control: Ensures verticality, hole position, and depth meet strict construction specifications. 360-Degree Rotation: Allows flexible rotary construction with excellent performance and fast lifting. High Torque Power Head: Acts directly on the drill bit, keeping torque unabated during piling operations. Wide Drilling Range: Drilling diameter up to 500-1800mm with depths of 5-30m for various needs. Customizable Options: Color and drill tools are customized to suit specific project requirements. CE & RoHS Certified: Meets international safety and environmental standards for global use. Professional Manufacturer: Direct factory supply with ISO 9001:2008 quality management certification.