الاجهزه الالكترونيات الامريكية قد تحتاج الى محمول فولت من ١١٠ الى ٢٢٠.قد تحتاج إلى محول كهرباء
مميزات خاصة
Versatile Usage: for engineering files, business , and university presentations. These sheet coils can be customized with scissors to fit individual needs.
User Friendly : Allows for a 360 degree page flipping rotation, making it easier to read and allowing bound documents to lie flat when opened.
Capacity: With a diameter of 16mm, these binding spiral coils can hold up to 140 sheets of A4 paper, allowing for addition and removal of pages.
Durably Material: Made of iron for long-lasting use, these binding spirals ensure secure and binding for all your documents.
Compatible with 4:1 Pitch Binding Machines: These spiral binding coils are designed to work with any binding machine that punches 4 holes per inch, providing a secure and finish.