Ring Enlarger For Stone Set Rings Orders over $100.00 are usually shipped within 24 hrs of receipt (excluding weekends). The estimated delivery dates showing on Amazon are usually delivered much sooner than the dates shown. Rolls out the shanks of stone set rings to stretch the metal and enlarge the size. Has 17 polished rollers for different sizes and styles of rings. Can also be used on wedding bands. Easy to use, economically priced. Free Shipping!!! Used by Professional Jewelers