... Ultrasonic Multifunctional Lace Sewing Machine, also could be called ultrasonic lace machine, ultrasonic sewing machine, ... smooth section without deckle edge and feel comfortable when touch. South Nekon Ultrasonic lace sewing machine ... no fog and spark in produce processing, won’t cause damage to fabric edge, and ... cutting and welding, the sealing edge won’t be crazed, won’t hurt the edge of the fabric ...