"Recommendation of Premium Second-hand Excavators This time, we recommend to you a second-hand excavator with excellent performance and good maintenance. The specific models include Doosan 215, Caterpillar 320B, Kobe Steel 200-7 and many other types. All these devices have undergone strict screening and professional refurbishment to ensure that each machine can meet your engineering requirements. The first one to be introduced is the Doosan 215 excavator, which is equipped with an original imported middle arm cylinder and has a working time of approximately 4,000 hours, being in the best working condition. This model adopts an efficient and energy-saving power system and is equipped with a high-performance engine. It not only has strong power but also good fuel economy, which can effectively reduce operating costs. In terms of the hydraulic system, advanced load sensing technology has been adopted, which makes the operation more precise and smooth, and greatly improves work efficiency. Next up is the Caterpillar 320B. This machine also features high-quality middle arm cylinders and small arm cylinders, with a cumulative working time of approximately 5,500 hours. It is equipped with Caterpillar's independently developed C series engi2025-12-12 20:17:12