Sewing Machines

Multifunctional Overlock Sewing Machine Electric Desktop Overlock Sewing Machine Four-thread Three-thread Overlock Machine Thread tension,adjustment button,Four surface thread tension,adjustment buttons, usually set between 3 and 5 for sewing situations,The larger the number, the greater the thread tension, and the tighter the sewing effect. Differential feeding... Multifunctional Overlock Sewing Machine Electric Desktop Overlock Sewing Machine Four-thread Three-thread Overlock Machine