The nut comes off the bolt on the card!? [Effect] A card has a picture of a bolt secured with a nut on the back. The performer concentrates on the bolt in the picture... and, amazingly, the nut comes off the bolt! It would be a great effect to combine with a real nut coming off a real bolt, adding to the story! Please, try to tear apart two connecting feelings! [Contents] Special gimmick set, Japanese instruction manual