Ring Mandrel - 2 options, Heavy Duty Steel & Inexpensive Plastic
$11.80 - $31.49
1-16 Mandrel Steel -
Great metal mandrel, US std sizes 1-16. Use a metal mandrel for measuring the exact size of your fired ring. You can also slip the ring on the mandrel and hammer with rawhide mallet to get the ring a bit larger in size.
This item is very heavy and will affect shipping cost.
Plastic Ring sizer -Tapered mandrel, for measuring the ring size. Used just for sizing finished rings