Originally Posted by Yosemite
Those are not mincers - those are presses. There is a difference. Also you may find that most garlic presses (unless they are good quality and you pay more for them) will not do a terrific job of pressing ginger because of the firmness of the ginger. You risk breaking the press.
For ginger, instead of mincing, try grating it (most any grater will do).
Ours is metal so its worked even for ginger. I reccomend the one from ikea because its made out of metal.. The others we have had are made out of plastic.. and we payed more for them... I know its odd!