該機可縫制平線與三角線跡，線跡牢固美觀。縫速高，鈕孔長度、寬度及針數皆可調。設有自動潤滑系統及自動剪線裝置。適用于各種針線，棉紡，化纖等織物的鈕孔縫鎖，薄料，中厚料均宜。
Two choices of stitch pattern：whip stitch.With adjustable button-hole length/width and stitch amount.Automatic lubrication system and thread trimmer.Applied for button-holing on ordinary or knittde material with light or heavy weight.
