Rock Breaker 6-9T Favourite This Equipment Description Suits all makes and models of excavator from 6 to 9 tonnes. Operating Weight: 375Kg Chisel Diameter: 75mm Oil Flow: 50-90 Lpm Operating Pressure: 130-150 Bar Impact Energy: 900 Joules Impact Rate: 400-800 Bpm Details Oil Flow Range: 50-90 Lpm Manufacture Year: 2023 Brand: Earthquake