Reliable Rotary Drilling Rig with 0 to 120 Rpm Speed Control Capability

Reliable Rotary Drilling Rig with 0 to 120 Rpm Speed Control Capability. Wide Drilling Depth: Capable of drilling up to 400 meters deep with a diameter range of 105-325mm. Versatile Stratum Adaptation: Suitable for clay, sand, weathered rock, bedrock, and basalt formations. High Integration Design: Diesel engine, mud pump, and compressor mounted on SINOTRUK chassis for efficiency. ISO 9001 Certified: Manufacturing process certified under ISO 9001:2008 standards. Overseas Training Support: Supply aftersale service including overseas training for operators. Flexible Customization: Offers full customization, minor customization, and customization from designs. 100% Quality Inspection: Every machine undergoes 100% functional inspection before leaving the factory. Fast Shipping Options: Standard models ship in 15-30 days; customized units in 30-45 days.