For diagnosing calculus and caries and exploring of pockets, restorations and furcations.
Most explorers and periodontal probes are available also in single-ended designs.
Especially for probing distal surfaces
Centered tip (17 C)
Elongated lower shank and “back-action” blade (17 C)
Also for probing occlusal surface grooves (23)
For detecting subgingival calculus (23)