Amazing Excavators at work, Trucks and Dumpers, Wheel Loaders, Bulldozers in action, Construction Machines, Mining Machines, Heavy Transports, Heavy Lifts, Hydraulic Hammers, Crushers and Attachments. Brands: Caterpillar, Komatsu, Liebherr, Volvo, Hitachi, Terex. Amazing excavators at work, trucks-dumpers,wheel loaders, bulldozers in action,heavy transportations, cat - caterpillar, Komatsu, Liebherr, Volvo,hitachi,crushers and attachments working and digging in mud and mines for coal and quarries.