The Hydro Air Carver's precision remains unsurpassed to this cay. The elegant Hydro Air Carver is a stainless steel, solid laboratory turbine. Precision Highest precision of the rotating axle. Thus also hard materials like titan can be processed very easily. Torque The incomparably high torque permit surfaces to be manipulated at a very high grinding pressure. Constantly changing between the handpiece and the breath syringe is no more necessary. Blow out function Ground material is removed conveniently with the blow out function of the Hydro Air Carver. This unique feature reacts instantly and avoids over flooding the workplace. The air/water spray can be switched on and off quickly with the switch on the handpiece.The Hydro Air Carver has an air/water spray.