
Hf856A High Torque Rotary Drilling Rig Earth Drill Pile Driver. Comprehensive Transportation: Telescopic mast allows transport without disassembly, reducing costs and time. High Torque Rotary Drive: Max torque of 80 kN.m with rotation speed ranging from 0 to 22 r/min. Deep Drilling Capability: Achieves drilling depths up to 56 meters with diameters from 600 to 1500 mm. ISO and Quality Certified: Products certified with ISO 9001:2000, ISO 9001:2008, CE, RoHS, and TUV. Low Altitude Operation: Prop height adjustable to under 13m for low altitude over-limited construction. Optimized Winch Design: Main winch positioned for direct operator visibility and safety monitoring. Fast Delivery Time: Standard delivery within 7 days for most orders. Professional Technical Support: Engineers available for on-site training and immediate problem resolution.