The I.D. Ring Holder Expansion Kit includes a longer drawbar and a double-sided cone to accommodate two identical mandrels at once, allowing users to work on two rings at the same time or one wider ring.
3 available (can be backordered)
Used with the GRS ID Ring Holder (sold separately)
Doubles the working area of the GRS ID Ring Holder
Allows working on two rings at the same time or working on one wider ring