Dental Air Flow Teeth Polishing Polisher Hygiene Prophy Handpiece 2Holes/ 4Holes
4.O-ring(11 1.5 mm) 2. 3.O-ring(6 1.5 mm) 2. Powder chamber seal ring 2. main unit 1. 0.15 MPa to 0.4 MPa. atmospheric pressure:70 kPa to 106 kPa. Relative Humidity:≤ 80%. Storage and transport conditions.
