- Joined
- May 22, 2019
- Messages
- 185
So, I sold my Craftsman 109 and in continued cleaning found a working Craftsman 4 jaw chuck with the 1/2 x20 threaded solid back. Would I be better off selling it too and getting one with a backing plate for my newer mini or would a Mt 3 screwed into the 1/2 x 20 be strong/rigid enough?