"Top-quality Caterpillar 307B Original second-hand excavator This Caterpillar 307B mini excavator is a rare masterpiece on the market. It boasts an enviable working record - only 2,500 hours of use. For such an efficient and durable machine, this working duration means it is still in top condition, with stable and reliable performance. Whether it's urban construction sites or rural road construction, this 307B can easily handle excavation tasks in various complex environments. In terms of power, this machine is equipped with a C1.6 inline four-cylinder water-cooled diesel engine produced by Caterpillar itself, with a maximum output power of up to 24.6 kilowatts (33 horsepower). This engine not only offers strong power support, but more importantly, its outstanding fuel economy and low emission features enable effective control of daily operating costs while also being more environmentally friendly. In terms of the hydraulic system, the Caterpillar 307B adopts advanced load-sensing hydraulic technology, which can automatically adjust the oil supply according to the actual operation requirements, ensuring smooth and unobstructed operation and rapid and sensitive response. In addition, its unique dual-pump design further enhances work 2025-12-02 13:01:11