SUITABLE EXCAVATOR 6:12t WORKING WEIGHT 300kg STEEL DIAMETER 80mm OIL SUPPLY 60:100 l/min BREAKER WORKING PRESSURE 80 bar RELIEF PRESSURE SETTING 120 bar BACK PRESSURE AT THE BREAKER 4:5 bar BLOW ENERGY (max) 700 joule INPUT POWER (max) 8 kw IMPACT RATIO 450:900 n/min