. . . "For example finger portion 65 may be formed at any angle in the range between and including about 60 degrees relative to the tip portion 45 to about 180 degrees relative to the tip portion 45, or any other range of angles or particular angle inclusive therein (e.g., 75???, 105???, 120???, 135???, 180???, 90??????135???, 90??????180???)." .