... 2,skip binding 3,spiraling and closing QZ-7520C Semi-automatic Double Wire Binding Machine[Features] It is widely used for binding ... of notebook, workbook, calendar etc. It has the functions of automatic cutting, skip binding, spiraling and closing. The machine uses ... machine body220kgDimension of unwinding roller490x760x1220mmWeight of unwinding roller65kg Semi-automatic Double Wire Binding Machine