Rhinestone stapler tool, including package of grommets

Brisk-Set Model 100A metal rhinestone stapler tool, also known as a nailhead puncher or grommet setter. It is used for setting rhinestones and nailheads into fabric or other materials. 
It can accommodate rhinestone sizes 20 through 34, and sizes 12 through 48 with adapter cups. 
It is made of metal and has a spring-loaded mechanism. 
The tool is vintage and was manufactured by A.H. Standard Co. 
It is designed for adding sparkle to sewing and crafting projects.