Portable Trailer Mounted Reverse Circulation Water Well Drill for Shallow Geothermal Wells. High Efficiency RC Technology: Adopts reverse circulation for faster slag discharge and 30%-50% higher efficiency in complex formations. Wide Formation Adaptability: Suitable for clay, sand, pebble, gravel, cemented gravel, and hard rock layers with strong adaptability. Flexible Mounting Options: Available in crawler or truck mounted designs for flexible movement and fast site transition. Customizable Specifications: Drilling depth up to 1200m and hole diameter up to 800mm, with customization available for specific needs. Stable Hydraulic System: Large torque full hydraulic system ensures stable rotation and easy operation in tough drilling conditions. Eco-Friendly Design: Low energy consumption with low mud and dust pollution, meeting environmental protection standards. Professional After-Sales Support: 24/7 online service, free technical guidance, and lifelong maintenance with fast spare parts delivery. High Quality Hole Formation: Less bottom sediment ensures high hole-forming quality, ideal for water wells and pile foundation projects.