/ Suitable for brazing
/ For dry drilling
/ The ring segment enables drilling holes with very exact diameters
/ Recommended for motor power values from 1.7–4.0 kW
/ Best cutting values on reinforced concrete, also with hard and abrasive aggregates
| Diameter mm | Segment width mm | Segment height mm | Part no. |
| 12 | 2,0 | 10 | 3DUR80-012 |
| 14 | 2,0 | 10 | 3DUR80-014 |
| 15 | 2,0 | 10 | 3DUR80-015 |
| 16 | 2,5 | 10 | 3DUR80-016 |
| 18 | 2,5 | 10 | 3DUR80-018 |
| 20 | 2,5 | 10 | 3DUR80-020 |
| 22 | 2,5 | 10 | 3DUR80-022 |
| 24 | 2,5 | 10 | 3DUR80-024 |
| 25 | 2,5 | 10 | 3DUR80-025 |
| 26 | 2,5 | 10 | 3DUR80-026 |
| 28 | 2,5 | 10 | 3DUR80-028 |
| 30 | 2,5 | 10 | 3DUR80-030 |
| 32 | 2,5 | 10 | 3DUR80-032 |
| 35 | 3,0 | 10 | 3DUR80-035 |
| 38 | 3,0 | 10 | 3DUR80-038 |
| 40 | 3,0 | 10 | 3DUR80-040 |
| 42 | 3,0 | 10 | 3DUR80-042 |
| 52 | 3,0 | 10 | 3DUR80-052 |
/ Special dimensions are available on request
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