Two choices of stitch pattern : whip stitch and purl stitch With adjustable button-hole length/width and stitch amount Automatic lubrication system and thread trimmer.

• 可缝制平线与三角线迹，线迹牢固美观。缝速高、纽孔长度、宽度及针数可调。设有自动润滑系统及自动剪线装置。