(DOWNLOADABLE) This standard specifies the general material, performance, and dimensional requirements for periodontal curettes, dental scalers and excavators. This standard is a modified adoption of ISO 13397-1:1995, Periodontal curettes, dental scalers and excavators - Part 1: General requirements; ISO 13397-2:2005, Dentistry - Periodontal curettes, dental scalers and excavators - part 2: Periodontal curettes of Gr-type; and ISO 13397-2/Amendement 1:2012, Color coding.