Table 1.
Characteristics of the IDBs.
| Colour code | Blue (B) | Red (R) | Pink (P) | Yellow (Y) | Green (G) |
|---|---|---|---|---|---|
| Access diameter (mm) | 0.6 | 0.7 | 0.8 | 0.9 | 1.1 |
| Effective cleaning diameter (mm) | 2.2 | 2.5 | 3.2 | 4.0 | 5.0 |
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