Description
| Core diameter offering | ||
| Size | Core | Hole |
| AQTK | 35,5 mm | 48 mm |
| BQ | 36,4 mm | 60 mm |
| BQTK | 40,7 mm | 60 mm |
| NQ | 47,6 mm | 75,7 mm |
| NQTK (NQ2″) | 50,6 mm | 75,7 mm |
| NQ3 | 45 mm | 75,7 mm |
| HQ | 63,5 mm | 96 mm |
| HQ3 | 61,1 mm | 96 mm |
| PQ | 85 mm | 122,6 mm |
| PQ3 | 83 mm | 122,6 mm |
| B 56 – T2 56 | 41,7 mm | 56,3 mm |
| B 76 – T2 76 | 61,7 mm | 76,3 mm |
| B 86 – T2 86 | 71,7 mm | 86,3 mm |
| B 101 | 86,7 mm | 101,3 mm |
| T2 101 | 83,7 mm | 101,3 mm |
| B116 | 101,7 mm | 116,3 mm |
| B131 | 116,7 mm | 131,3 mm |
| T6 101 | 79,0 mm | 101,3 mm |
| T6 116 | 93,0 mm | 116,3 mm |
| T6 131 | 108,0 mm | 131,3 mm |
| T6 146 | 123,0 mm | 146,3 mm |
