A sheet finishing apparatus includes a media path configured to receive a sheet of media moving along the media path. The fibers can be collected into a uniform web for selective barrier end uses. The latching mechanism includes a button, a locking member and an elastic member. A first set of dielectric layer features is etched into the dielectric layer through the sacrificial layer. In addition, the system may comprise a component feed assembly for feeding the plurality of components to the nest, a component alignment detector, and a pick and place machine having a movable pick head.