
High Efficiency New 20ton Road Construction Machinery Sem520 Single Drum Road Roller. High Power Engine: Shangchai D6114ZG 6-cylinder diesel engine with 129 kW rated power. Dual Vibration Modes: Dual vibration frequencies and amplitudes for different job site requirements. High Compaction Efficiency: Largest diameter drum with high static linear load for outstanding results. Reliable Electrical System: Water-proof, dust-proof, and vibration-resistant electric connectors. Durable Hydraulic System: Imported heavy-duty piston pumps and motors for enhanced durability. Flexible Customization: Supports OEM/ODM, full customization, and minor customization options. ISO 9001 Certified: Machine meets ISO 9001:2000 quality certification standards. Low MOQ: Minimum Order Quantity is just 1 unit for easy procurement.