SL457B-DP/457B-DP-C/457B135 High-speed single needle zigzag sewing machine with double exchangeable modes

High speed,high effciency;easy and simple installation and operation,and long
service lift;Suitable for medium and thick materials such as underwear,knitting
etc.The machine adopts the structure of deviating-placed hook shaft and large
hook,even worked with sensitive fabric sewing process,to get stable and uniform
sewing result.The stitch mode is 3 step 4 points.equipped with easy exchange.
stitch mode,it is realized to sew zigzag stitches between 2 points and 4 points to
enrich the functions and increase sewing efficiency.