A removable and reusable quick nut, of the type used to fasten panels and/or accessories thereto, principally in the automobile industry, wherein on said nut (1), originating from a planar base (2), emerge individual opposite compression tabs (3) that rise and fold (4) toward an inner zone of the nut and that, by means of another fold (5), invert their direction in order on the outside to return to the height of the base (2), forming joining surfaces (8); from said surfaces (8) there originate individual lugs or fins (11) that, by means of successive folds, converge toward the inner zone of the nut in a position designed to engage with the screw thread of the screw for fastening the nut (1).