Handheld Sewing Machine, Bag Closer Closing MachineEfficient Sewing This bag closer machine has the advantages of fast sewing speed and good reliability. Sewing speed: 1800 2600 needle min(rotating speed: 18000 22000 r m); Pin rail distance: 7 10 mm; Thickness: 0. 2 11 mm. Auto & Manual Modes The bag closing machine features manual and automatic thread cutting methods. And the pressing force is adjustable according to the material to be sealed, which can improve the work efficiency. The bag sewing