The locking device is normally a grub screw fitted on a collar which is part of the chuck. this may mean buying a new chuck with this facility on it.Munty Scruntfundle":12q6vv97 said:Hi folks.
Having fitted my reverse switch, and as pointed out by people here, I really need to have a locking nut. Can anyone suggest a supplier of 1" 8tpi nuts? And or washers?