The Area419 Zero press is awesome, but it only accepts 13/16" aka 0.810" standard sized shellholders. This complicates matters since various shellholder manufacturers build shell holders to many sizes. Custom RCBS (special order) shell holders and CH4D shellholders will often not work. Other brands such as Redding will work if they support the cartridge in question.
I've made a chart to bring sanity to the situation:
I've made a chart to bring sanity to the situation: