A table with a work board for nail care by a worker on a generally opposite customer is in combination with a suction member. Nonmagnetic metal films are provided directly above the lower shield layer and below the upper shield layer making direct contact with and having larger areas than the pinned magnetic layer and the free magnetic layer, respectively. A multi-layer stack comprising two or more thin metalmetal nitride layers is next formed over the first well. The blade has a substrate having a surface.