This lace sewing machine can cut and sewing with any degisn at the eage . Without burr at the edge .Sewing without thread. Ultrasonic lace sewing machine, ultrasonic lace machine ,ultrasonic sewing machine Feature: 1. Trimming: while repair Edge, unilateral removal, and melting side effect, not to smooth rough edges smooth, without Burr, meet the quality requirements. 2. Making hole: cut the ...