1. First, remove the presser foot, needle plate, and teeth from the 4 and a half centimeter crimping machine, because this crimping machine has a special presser foot, needle plate, and teeth, and install the hemming device. , the installation steps are in the instructions.
2. Secondly, just install the needle plate, teeth, and presser foot as they are originally, and cut the fabric into strips of the size of the curler. You can choose twill.
3. Finally, pull out a piece to test the effect. If you are a novice, you must have a master or machine repairman adjust it before starting production.