JK364-QBD3 industrial blind stitch machine with auto trimmer For adoption of Blindstitch mode,the sewn stitch is invisible from the surface of fabric ,which maintainthe clothes much neater and more elegant. Usage:It is suitable for blind sewing of knit wear, cotton and chemical fiber materials, especially for sewing diving dress made of neoprene, water-resistant dress, and surfing dress.specificationmode Single thread chainstitch