Save Time When Foiling This handy foiler puts a whole new spin on foiling! Just put your roll of foil on the mounts, and you're ready to go. Works with different sized foil (including 7/32", 3/16" and 1/4") and is portable, so you can foil wherever you want to. Everything You Need Just add foil! Delphi Tip: Using a foiler helps keep foil centered, making foiling faster and more accurate, and helps create stronger solder joints. Works with the Most Common Sizes of Foil Works with different foil sizes; 7/32", 3/16" and 1/4". Easy Set Up Setting your foiler up is easy. Simply select the size of foil you will be using and secure the matching foiling wheel.