View Single Post
Old 01-04-2012, 08:01 AM
  #3  
Arleners
Super Member
 
Arleners's Avatar
 
Join Date: Jul 2007
Location: Stony Brook, NY
Posts: 1,225
Default

I did a google search and it confirms what deemail said. It is when you are stitching by two different thicknesses of fabric so the presser foot has a grip on both heights of fabric.
Arleners is offline