Photo isn't 100% clear but you certain you can't do this with your tweezers?
Exactly that. Those tweezers photographed are in the “notch” which I was trying to describe. (It’s this notch which provides the clutch friction against the centre wheel for adjusting the hands).
@Stonehedge started
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Photo isn't 100% clear but you certain you can't do this with your tweezers?