The Kobelco SK390 LC-11 is a hydraulic excavator in the 39-ton class, designed for heavy earthmoving, site development, and utility work. It features a long crawler undercarriage for stability, a large-capacity boom and arm, and a high-performance hydraulic system for digging, loading, and trenching applications. The SK390 LC-11 is commonly used in construction, quarry, and infrastructure projects where reach, breakout force, and productivity are important. As part of Kobelco's LC series, it is built for tracked operation on uneven terrain and is suited to demanding material handling and excavation tasks.