China Crawler Rotary Diesel Electric Dual-Use Mounted Pneumatic Hydraulic Borehole Blast Down The Hole Drilling Machine

China Crawler Rotary Diesel Electric Dual-Use Mounted Pneumatic Hydraulic Borehole Blast Down The Hole Drilling Machine. High Efficiency Engine: Electric direct injection engine with strong power, high fuel efficiency, and smooth operation. Advanced Transmission: Piston pumps and motors allow infinitely variable speed with high transmission efficiency and low heat. Powerful Torque: Max torque of 27500N.m and rotation speed of 0-160rpm for heavy-duty drilling tasks. Versatile Application: Ideal for laying urban water, gas, electricity, and oil pipelines without ground subsidence. Compact Design: Compact size and convenient construction suitable for various site conditions. Comprehensive Certification: Certified with CE, ISO 9001:2000, ISO14000, ISO45001, and ISO50001 standards. Strong Pulling Force: Max pulling force of 500/1000KN and max thrusting force of 500/1000KN. Customization Options: Supports OEM/ODM services and customized shipping methods for specific project needs.