Rock Breaker 9-12T Favourite This Equipment Description Suits all makes and models of mini excavator from 9 to 12 tonnes. Operating Weight: 571Kg Chisel Diameter: 85 Oil Flow: 45-85 Lpm Operating Pressure: 130-150 Bar Impact Energy: 1300 Joules Impact Rate: 400-800 Bpm Details Oil Flow Range: 45-85 Lpm Manufacture Year: 2023 Brand: Earthquake