The Chicago Pneumatic RX4 Excavator Hydraulic Breaker is a robust and powerful attachment designed for medium-duty demolition tasks, delivering high-performance and reliability for applications such as building renovation, road construction, and rock excavation. Featuring a simple and efficient design with fewer components, the RX4 ensures effective energy transfer, reduced vibration, and easy maintenance, providing an ideal solution for breaking and demolishing concrete, rock, and asphalt in various construction and demolition projects.