... and with excellent performance.Main feature:1:Max Speed:1000rpm2.Optimization of embroidery, it supports satin stitch ... stitch number, extending machine life under high speed working.Main configuration:1.Dahao electric system, ... driver6.Automatic trimmer device( Adapting)7.Needles: 6/9/12 Needles ,Heads: 56 -84 Heads, Embroidery ... [Example of model code]SINSIM-H (a), 9(b), 11(c)Contents of model code : ...