... built designation,with elegant and attractive appearance.2. Durable, fastidiously request for designation,technology and materials.3. Comfortable handle, slide-proof, ... noise.7. Both handpiece and quick coupling are autoclavable.Suitable for disinfection of high-temperature steam at 135 C ,conform ... is 1.6mm,and should be conformed ISO standardMeans for sterilizing: prevacuumizing,autoclave at 135C