The characteristic: Eccentric round point, curved shaped and to at the 0° on one side flattened . Available needle size only size 11 / 75 & size 14 / 90.
It is mainly for blind machine use.
Curved shaped bring minimize skip stitching function, It suitable for felled seam, chain stitching.
Equivalent systems include: 251; 29-C-300; 29-CA; SY3690.