OOH! Never knew those things existed, would have been neat back when I ran HCs and Tsugami equivalents. We always used pencil marks on the dial. You learn so many things here on PM, sometimes 40 years too late.
"I'm not sure if I would even need them especially since this HC has a Acu-Rite D200 DRO installed." Quote
Does your Acu-rite resolve to a tenth? Dialing to a mark maybe faster than watching flashing numbers on a screen.