I can't seem to find any info on what anvil and setter I need to set these type of button studs and backs from Buckle Guy:
http://www.buckleguy.com/b1018-nickel-matte-collar-button-solid-brass-ll-requires-the-back-post-b-1414-sold-separately/
I wandered into a little country thrift store on my lunch break, and found this for $8:
It works perfectly as long as I don't press too hard. Anyone know anything about the Plymouth Rock company?