1790S: Suitable for cotton fabric such as: shirt, lady garments, working suit, etc.
1790K: Suitable for Knit goods such as: underwear, sweater, knitted sweater, etc.
1.Suitable for button holing of all kind of materials. Specialy for sleeve button holing.
2.Set the first 5 stitches by panel to realize low speed start, can prevent thread broken if high speed start.
3.With the electronic control. Can be bar-tacking for the last several stitches, to prevent the thread loosing.
4.Equipped with 30 standard keyhole forms.
