... 0-29mm singel needle ,PP woven bag ,industrial sewing machine Applications FGB4-1 singel needle ,PP woven bag , industrial sewing machine adopts ... FGB4-1 singel needle ,PP woven bag , industrial sewing machine is suitable for sewing PP woven bag with super-thick, medium and thinner ... size7X200/230/250/300Working Space220X420mmLubricationManual singel needle ,PP woven bag ,industrial sewing machine