... trimming, making hole, weldiing, slitting Feature: (ultrasonic lace sewing machine, ultrasonic lace machine, ultrasonic lace cut machine)1. Trimming: while repair ... this machine with different working width: 50mm, 75mm,100mm, 125mm, 150mm,175mm,200mm. Technical Parameters: Machine Name:Ultrasonic non-woven ... Wooden caseG.W:200KGPacking size:130*70*140CM Ultrasonic lace sewing machine with sealing edge