
Multi-Cut Core Drills
Heavy Duty Metal Bond Segmented or Crowned
For wet use on GRANITE, MARBLE and STONE.
Also available selected bonds specifically for GRANITE, STONE and MARBLE.
All types of shank fittings available and various tube lengths.

| Segmented, 7mm diamond depth | ||
| CODE | O.D. (mm) | I.D. (mm) |
| *NMBS031 | 31 | 25 |
| *NMBS033 | 33 | 27 |
| *NMBS036 | 36 | 30 |
| *NMBS037 | 37 | 31 |
| *NMBS039 | 39 | 33 |
| *NMBS041 | 41 | 35 |
| *NMBS046 | 46 | 40 |
| *NMBS051 | 51 | 45 |
| *NMBS052 | 52 | 45 |
| *NMBS065 | 65 | 58 |
| *NMBS078 | 78 | 71 |
| *NMBS091 | 91 | 84 |
| *NMBS091C | 91 | 84 |
| *NMBS104 | 104 | 96 |
| *NMBS107 | 107 | 99 |
| *NMBS117 | 177 | 109 |
| *NMBS127 | 127 | 119 |
| *NMBS152 | 152 | 143 |
| *NMBS162 | 162 | 154 |
| Crown tipped, 6mm diamond depth | ||
| CODE | O.D. (mm) | I.D. (mm) |
| **NMBS010 | 10 | 6 |
| **NMBS012 | 12 | 8 |
| **NMBS014 | 14 | 10 |
| **NMBS016 | 16 | 12 |
| **NMBS018 | 18 | 14 |
| **NMBS020 | 20 | 16 |
| **NMBS022 | 22 | 18 |
| **NMBS023 | 23 | 19 |
| **NMBS024 | 24 | 19 |
| **NMBS025 | 25 | 20 |
| **NMBS025C | 25 | 20 |
| **NMBS026 | 26 | 21 |
| **NMBS028 | 28 | 23 |
| **NMBS028C | 28 | 23 |
| **NMBS030C | 30 | 25 |
| **NMBS31 | 31 | 26 |
| **NMBS32C | 32 | 27 |
| **NMBS033 | 33 | 28 |
| **NMBS035C | 35 | 30 |
| **NMBS036 | 36 | 31 |
| **NMBS037 | 37 | 32 |
| **NMBS039 | 39 | 34 |
| **NMBS041 | 41 | 36 |
| **NMBS046 | 46 | 41 |
| **NMBS051 | 51 | 46 |