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Hydraulic Rotatory Core Bore Drilling Machine Equipment Manufacturers Rig. Comprehensive Warranty: One year international warranty covering mechanical defects. Global Certification: Certified by CE, RoHS, ISO 9001:2000, ISO 9001:2008, and SGS. Extreme Climate Adaptability: Designed for high latitude and altitude areas like Xinjiang and Qinghai. Rapid Response Support: 24-hour reply guarantee for customer feedback and service issues. Flexible Customization: Offers full, minor, and sample-based customization options. High Torque Performance: Maximum turning torque up to 1800Nm for efficient drilling. Established Manufacturer: Over 20 years experience with 10,000+ satisfied customers globally.