Used to make triple fold by overlapping the pieces of fabric. It also helps to finely move the fabric to the needles using a channel in the foot. The attachment doesn’t allow losing hold of the needles when making a curve.
Original strip size | A | B |
mm | mm | mm |
22,0 | 8,0 | 4,8 |
28,0 | 10,0 | 6,4 |
34,0 | 12,0 | 7,9 |