The present invention provides a clip fastening, concretely discloses a clip fastening for mounting handle fittings such as socket wrench latches, swivel lever latches, hinge parts in openings in a thin wall. The clip fastening comprises a head part which is to be arranged on one, outer side of the thin wall and which overlaps the outer rim of the opening, and a body part which proceeds from the head part and projects through the opening in the mounted position, and holding elements which project from the body part and are flexible in direction of its outer surface, the free end of these holding elements being provided with inclined surfaces for supporting the body part without gap on the rim or edge of the opening of the other, inner side of the thin wall. According to the invention, thebody part, the holding element and a spring generating spring force are separate parts. The holding element is a pole which is located at a position having a certain distance with the thin wall, therefore, the pole is capable of rotating around a shaft extending vertically to the plane of the thin wall.