1.The
workpiece, such as rubberized fiber and leathers,
can be sewed more smoothly. |
| |
2.Eliminate
the need of additional puller, wheeling machine,
needle feed machine and walking foot machine
in some case. |
| |
| 3.Reduce
the friction and eliminate the need of lubricant. |
| |
4.Higher
durability than Teflon or Rubberized presser foot
by more than 200 times. |
|
