VEVOR Coil Spiral Binding Machine, Manual Book Maker 34-Holes Binding 120 Sheets, Punch Binder with Adjustable Side Margin, for Letter Size, A4, A5Product Features Binding Efficiency and Neatness Our binding machine handles bulk projects effortlessly, punching up to 34 holes, 12 sheets, and binding 120 sheets at once. Ideal for schools, offices, and businesses, it ensures professionally finished documents. Compatible with Various Sizes This coil spiral binding machine is suitable for Letter size, A4 size, A5 size, and more, ensuring strong compatibility for various document bindings. Easy to