A positional adjustment apparatus for an attractor, comprising: a positioning plate disposable at least adjacent to a surface of a mold; at least one drive operatively connected to the positioning plate to move the positioning plate and alter at least one of a first height, a first angle of tilt, a first lateral position, and a rotational position of the positioning plate with respect to the surface of the mold; at least one positioner disposed in an opening through the positing plate, the positioner hanging from and being moveable independently of the positioning plate; at least one attractor connected to the at least one positioner; and a joint (48, 58, 64) disposed between the positioner and the positioning plate, characterized by the joint permitting the at least one positioner to change at least one of a second height, a second angle of tilt, and a second lateral position with respect to the positioning plate; wherein the joint comprises: a sleeve disposed within each opening in the positioning plate; and a rotary pivot captively disposed within each sleeve; wherein each positioner is slidably disposed through a hole in each rotary pivot, permitting adjustment of the second height of each positioner with respect to the positioning plate, and wherein each rotary pivot is rotatable within each sleeve, permitting adjustment of the second angle of each positioner with respect to the positioning plate. a positioning plate disposable at least adjacent to a surface of a mold; at least one drive operatively connected to the positioning plate to move the positioning plate and alter at least one of a first height, a first angle of tilt, a first lateral position, and a rotational position of the positioning plate with respect to the surface of the mold; at least one positioner disposed in an opening through the positing plate, the positioner hanging from and being moveable independently of the positioning plate; at least one attractor connected to the at least one positioner; and a joint (48, 58, 64) disposed between the positioner and the positioning plate, characterized by the joint permitting the at least one positioner to change at least one of a second height, a second angle of tilt, and a second lateral position with respect to the positioning plate; wherein the joint comprises: a sleeve disposed within each opening in the positioning plate; and a rotary pivot captively disposed within each sleeve; wherein each positioner is slidably disposed through a hole in each rotary pivot, permitting adjustment of the second height of each positioner with respect to the positioning plate, and wherein each rotary pivot is rotatable within each sleeve, permitting adjustment of the second angle of each positioner with respect to the positioning plate. a sleeve disposed within each opening in the positioning plate; and a rotary pivot captively disposed within each sleeve; wherein each positioner is slidably disposed through a hole in each rotary pivot, permitting adjustment of the second height of each positioner with respect to the positioning plate, and wherein each rotary pivot is rotatable within each sleeve, permitting adjustment of the second angle of each positioner with respect to the positioning plate.