About This

• Precise Margin Control：Adjustable side and edge guides for precise document alignment, and customizable 3mm, 5mm, and 7mm margins for a professional look
• Humanized Punching Design：The full handle is sturdy and durable, and can be easily punched by both right and left hands, handling up to 20 sheets of 80 gsm paper at a time. Motorized coil inserter for different coil diameters, easy to operate, to meet different user habits and needs
• Economical and Practical：The binder comes with 100 Pcs 5/16'' black coils and a spiked starter kit with crimping pliers, making it an economical choice without the need to purchase additional coils. Suitable for school and small office environments, providing cost-effective binding solutions
• Multiple Size Adaptability：Tianse coil binders are compatible with Letter, A4 and A5 sizes, and the unique open-throat design allows for the insertion of large and non-standard pages to meet the needs of special projects. The mounting handle needs to be 90 degrees vertical to ensure precise operation and flexible response to a variety of binding tasks
• Efficient and Convenient Operation：Equipped with a motorized coil inserter for hands-free bookbinding, you can produce professional books quickly and easily, whether at home or in the office. The motorized coil inserter increases speed and handles a large number of jobs with ease. It is pre-lubricated and comes with oil-absorbent paper, making it easy to handle before use and saving time and effort