Food processing apparati including magnetic drives are described herein. A set of contacts rotates when the mirror unit is rotated between a horizontal orientation and a vertical orientation. Incoming voice data packets received from the first station are converted to outgoing voice signals, which are transmitted over the circuit-switched network connection to the second station. Finally, there is a controlling means to adjust the multi-directional resistance means for changing the effect of the users’ workout. The left and right damping members are pivotally coupled to the left and right sides of the transverse beam. A stop engagement is provided between the second end of the pin and the second hub and is configured to prevent disengagement of the outer and inner needles and to maintain a specific physical relationship between the hubs.