ISO 10323:2013 specifies bore diameters for rotary instruments such as metallic discs and metallic wheels used in dentistry in order to achieve interchangeability between discs and wheels and the mandrels with which the discs and wheels are operated in a
DS/EN ISO 10323:2013 history
2013DS/EN ISO 10323:2013 Dentistry - Bore diameters for rotary instruments such as discs and wheels
2003DS/EN 13949:2003 Respiratory equipment - Open-circuit self-contained diving apparatus for use with compressed Nitrox and oxygen - Requirements, testing, marking