This machine is applicable for button with two or four holes. Shanked button and others are also can be sewn by equipping with accessories. It's suitable for light and weight material. Application: This machine is for 2 holes or 4 holes flat button attaching,add accessories, can attach the button with handle, suitable for thebutton attaching of light and medium material. Characteristics: 1.Moved by bearing, make the machine works more smooth and stable. 2.Double oil supply design. ( oil cotton on head/ oil pool in the bottom) 3.Adopt foot lift and cutter structure, reduce the remain of thread, make the stitch more beautiful. 4.Auto foot lift, auto trimmer. 5.With the reliable knob device to avoid the thread-off.