You'll need dies that 1) fit your tool, and 2) correspond to your specific snaps, rivets or grommets.
This video provides a simple way to determine what you need:
Just follow these 3 easy steps to find the right dies:
Optional: Leave a note in the Order Notes box at checkout requesting that your order be reviewed for completeness. We'll contact you if anything appears to be missing or if your tools aren't compatible with your fasteners.