【Easy to punch】Full Handle Sturdy Bar either for the left or right hand to punch easily. Manually punches 20 sheets of paper or 4 sheets of PVC covers at a time.
【Hand Free and Rapid Binding】Designed with Electric Coil Inserter, the spiral coil binding machine binds at most 80 sheets of papers at a time. It can be used at home, school and office quickly and easily.
【Accurate Punch Alignment】Utilizes a positioning knob to accurately place and position papers during the punching process. Suitable for Letter size, A4, and A5 sizes.
【Adjustable Margin Design】With adjustable Margin, the coil binding machine ensures a precise alignment with each document your bind, and you can easily customize the paper margin: 2.5mm, 4.5mm, 6.5mm to create professional-looking works
【Ready to go】Comes with 100 x 5/16'' comb bindings so you don't have to buy any right away.