Blue Titanium Markings: mm3,5-5,5-8,5-11,5
Color Coding: between 3.5-5.5mm
(AKA: Community Periodontal Index of Treatment Needs - CPITN Probe or WHO 621 Trintity). To measure pocket depths around a tooth in order to establish the state of health of the periodontium with its long, thin, and blunted tip. There are markings inscribed onto the head of the instrument for accuracy and readability..