DS-5493-8FDX-D3 Upper And Lower Differential Feed Computerized Lockstitch Machine

1.With upper and lower differential feeding, better for sewing different combination of materials. 

2.Webbing zipper together as one process. After sewing, the empty distance of the body is even. Feed easily and the clothes are not pleated. 

3.Lower differential controlled by electronic.Switch general lockstich mode and differential mode by one-click button. For zipper and fabric with unequal length, it can achieve equal sewing

   by adjusting upper and lower differential mode without distortion. When the materials are equal in length, switch to lockstitch mode by one click.

4.Adopt servo motor to control distance in each segment. Max set 9 segments by program. With stitch numbers setting and differential amount pattern saving function.