Jack jk-t1790gs-2 sewing machine

Multifunctional, electronic controlled and programmed buttonhole machine, driven by AC servo motor, with features such as low vibration, low noise. High efficiency and excellent sewing quality. Machine is equipped with electronic thread tension device to avoid thread breakage, drop thread when start sewing and makes perfect stitch. Modern technology provides limited to minimum lubrication (that prevents the formation of spots on the sewing products). The cooling fan greatly lowers the temperature of motor, lengthens the lifetime of the machine. LED lamp for lighting of working field is standard. Maximum speed can reach 4200 RPM.  For light and medium fabrics. JACK Buttonholing machine JK-T1790B is equipped with a readable control panel, that makes new patterns easy to update. Max. 200 patterns can be saved on the operation panel or update by USB port.