Shaft Extensions
Shaft extensions easily attach to the core bit and allow for a deeper drilling capacity.
| Male | Female | Length | Part # |
| 5/8"-11 | 5/8"-11 | 12" | 304149 |
| 1-1/4"-7 | 1-1/4"-7 | 12" | 304150 |
Shaft extensions easily attach to the core bit and allow for a deeper drilling capacity.
| Male | Female | Length | Part # |
| 5/8"-11 | 5/8"-11 | 12" | 304149 |
| 1-1/4"-7 | 1-1/4"-7 | 12" | 304150 |