Using high-quality export abrasives, with advanced production technology and scientific material formulations, fully automatic tunnel kiln curing, unique balance monitoring, similar products with excellent performance, resin fiber reinforced ultra-thin gr
1,Large hook big bobbin case , for medium heavy mateialSuitable for sewing leather products, sofa,suits-case, bags, canvas, seat-cushions, etc.2,It has link-driven feed mechanism with fine durability and smooth feed. 3,It has upper/lower comprehensive fee