uploaded by kelly on Dec 18, 2007.

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Description: Method of manufacturing a bolt element in accordance with claim 1 having a shaft part which is designed at a first end for a rivet connection to a panel element, in particular to a sheet metal part and having, at its other end, a spherical formation, the ball diameter of which is larger than that of the shaft part, wherein a cylindrical blank is partly received in a cylindrical passage of a die and projects beyond the end face of the die.