A "Hydra Crane" is a colloquial term for a type of mobile crane that's often used for lifting heavy loads and materials in various industries, particularly in construction and industrial settings. It is also known as a "pick and carry crane" because of its ability to pick up loads and carry them to different locations. Hydra cranes are widely used due to their mobility and versatility.

Hydra cranes are commonly used for tasks like loading and unloading cargo, setting up steel structures, placing heavy machinery, and other construction and maintenance operations. Safety is a paramount concern when working with hydra cranes to prevent accidents and ensure the well-being of workers and bystanders. It's essential to hire experienced operators and follow safety guidelines when using hydra cranes in any project.