The Bernina needle threader is reliable once you have mastered using it and understand the limitations of the very fine hook that passes through the eye of the needle. You can use the auto threader with needles between size 70 -100 provided you match with a corresponding weight of thread. There is a video showing the use and replacement of the threader. Click Here
Things happen and sometimes we are able to repair a damaged needle threader when in for service, but they are easily replaced and can be purchased from us. Click Here