... roller&botton teeth Suitable for sewing shoes, bag, cap Post Bed Sewing Machine AT-810:1. This postbed sewing machine is ... works. 3. We self invent a new kind of post bed, which adopts the large hook. With large hook, the capability ... -11mm36mm65x25x56cm36/40kgAT-8201800rpmDPx5(#19-#22)4mm7-11mm36mm65x25x56cm36/40kg Square Post Bed Sewing Machine AT-810