- Water pressure: 0.2 Mpa-0.44 MPa. - Air pressure: 0.3 Mpa-0.4 MPa. - Water spraying amount of working head: ≥30ml/min. - Sandblasting amount of working head: 2.4g-3.2g/min. - Type: Multiflex 4 holes. **For further product information, please contact Chat Support**