This International Standard is applicable to handpieces and motors used in dentistry for patient contact@ regardless of their construction. It specifies requirements@ test methods@ manufacturer's information@ marking and packaging. This International Standard is applicable to: a) straight and geared-angle handpieces@ including handpiece attachments; b) high-speed air turbine handpieces; c) air motors; d) electrical motors; e) prophy handpieces. This International Standard is not applicable to: 1) intraoral camera handpieces; 2) powered polymerization handpieces; 3) air-powered scalers; 4) electrical powered scalers; 5) air-powder polishing handpieces; 6) multifunction handpieces (syringes). NOTE See Annex A for clarification of the handpieces@ attachments and motor types covered by this International Standard.