1.The upper differential feed is driven by an independent stepping motor. The upper differential feed amount can be adjusted to flexibly switch between synchronous and differential modes, enabling even pleating as well as preventing misalignment for smoother stitching.

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

3. Up to 15 segments can be set for electronic upper differential.

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

5. Automatic thread trimming, built-in presser foot lifter, electronic reverse stitching, electronic thread tension, electronic stitch length.

Suitable for multiple sewing operations including pleating, attaching cuffs, attaching collars, topstitching, binding, seaming and hemming.