Is buying a used large excavator really worthwhile?

Used Caterpillar Excavator Sizes: A Guide to Caterpillar’s Extensive Product Line

What’s the difference between the Cat 336 and 336 GC?

How to choose a used Caterpillar excavator in different construction environments

How second-hand Caterpillar hydraulic excavators play a role in water conservancy projects

Application of second-hand Caterpillar hydraulic excavators in agricultural engineering