A connector which has a high level of contact stability. An operation member is formed by blanking and bending a metal plate. First and second linking portions that are disposed in a manner opposed to each other to connect a pair of operation portions are in an arrangement in which the first and second linking portions sandwich a pair of operation portions when the operation member is in a developed state. When the operation member is in a completed state, the first and second linking portions connecting the are bent at right angles with respect to the pair of operation portions, respectively.