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You do not need to destroy the tiles, it is easy to deal with, because the small pieces of cement in the tube is the activities of the tube, you have a cement tube of the head of the nose or other things with a large round, with a thin wire There is a strong toughness) round round head from the other end of the head, forced the top, it is easy to cement out of the top or with a thin steel wire from the cement tube of the mouth of the mouth of the tube wall stir slowly In the wear, it is easy to wear through, from the other end of the piercing out of a round head back to pull the wire will be able to pull out the cement group.
You have to wear the wire inside it? If so easy to do not suggest you from the new line of this problem if you have no way to bring out the cement can not be solved
This I have also encountered before we are adding some water under the wet, with the threading out with the top. You can also try.