The Doriot Kit consists of a high speed cable bent, which has a better ergonomic design, facilitating biosafety. The Doriot Micro Motor contains body diameter of 20mm following international standards. The Contra Angle Doriot has head with ball bearings to avoid overheating. The Doriot Kit consists of a high speed (model to choose), a micro motor and a Doriot contra angle, with optional cooling in low speed. Academic Doriot Kit consists of: 1 High Speed (model to choose) 1 Micromotor 1 Doriot Contra Angle (optional cooling) All parts are autoclavable at 135 º C.