The NW6R Drag Reamer (Holeopener) is designed to fit between an NW6R Connector and an NW6R Drag Bit Head. The NW6R Drag Reamer can be used with any size NW6R Head and is available with 3 or 4 blades. The Heavy Duty Reamer has 1″ thick blades with 1/4″ carbide inserts. Other shapes and sizes are available.
| Description | Part # | Lbs. | Kg |
| 3 Wing Drag Reamer | |||
| 8 1/2″ (208mm) | NW6RREAM812-3 | 26 | 11.8 |
| 8 3/4″ (222mm) | NW6RREAM834-3 | 26 | 11.8 |
| 9 7/8″ (251mm) | NW6RREAM978-3 | 28 | 12.7 |
| 10 5/8″ (270mm) | NW6RREAM1058-3 | 34 | 15.5 |
| 12 1/4″ (311mm) | NW6RREAM1214-3 | 42 | 19.1 |
| 14 3/4″ (375mm) | NW6RREAM1434-3 | 49 | 22.2 |
| 17 1/2″ (445mm) | NW6RREAM1712-3 | 71 | 32.2 |
| 20″ (508mm) | NW6RREAM2000-3 | – | – |
| 22″ (559mm) | NW6RREAM2200-3 | – | – |
| 24″ (610mm) | NW6RREAM2400-3 | – | – |
