側切刀性能可靠，并可視縫件需或無需切邊加工實現(xiàn)單獨開關；縫紉配件適用于不同的切邊寬度。

There is reliable side cutter ,and can achieve independent switch whether side cutter is necessary or not .The thread cutting items is with auto thread trimmer ,auto back ,eletrical pneumatic presser foot and instantaneous alternating lifting amout.