6 Inch Core Bit Extension 1-1/4"-7mm (Male) to 1-1/4"-7mm (Female) shaft is shaft is for use on core drill machines and dry core bits with 1-1/4"-7 threaded. Easily to extend the drilling depth to 6" deep.
- Shaft Size 6", Thread 1-1/4"-7mm
- 1-1/4"-7 male thread to 1-1/4"-7 female thread
- We have other extensions available
- The shaft is hollow to allow water flow during wet applications
- Shaft Size 6", Thread 1-1/4"-7mm
- 1-1/4"-7 male thread to 1-1/4"-7 female thread
- We have other extensions available
- The shaft is hollow to allow water flow during wet applications