1. The upper differential feed is driven by an independent stepping motor. The upperdifferential feed amount is adjustable, enabling flexible switching between synchronous and differential modes. It delivers even gathering and prevents misalign ment for smoother stitching.

2. Front-mounted differential connected with mechanical linkage (Patented Product).

3. The electronic upper differential supports up to 15-segment setting.

4. Manual switching of differential feed amount and stitch length is available.

5. Optional telescopic frame: compatible with various cuffs such as elastic and ribbed fabrics.

6. Small-mouth working area: 80mm left-right travel, 200mm circumference, 60mm front-rear width. Allows flexible operation in confined spaces for high-efficiency production.

7. Electronic stitch length, electronic reverse stitching, automatic thread trimming,built-in presser foot lifter.

8. Supports custom pattern editing, hem rolling, and setting for upper left & rightsleeves. Patterns can be stored in memory.

Suitable for sewing tubular sections such as garment cuffs, trouser hems and waistbands.