These book-binding discs are suitable for A7, A6, A5, A4, and B5 papers in various sizes. They are good for loose-leaf, memo filing, scrapbooks, and fastening pretty document stacks, indexes, cards, notebooks, and disc planners. They help keep things organized and neat.Specification:Material: Aluminum Alloy;Color: Rose Red;Size: 38 x 5mm / 1.5 x 0.2 inch(Dia*Thickness);Packing List: 11 x Discbound DiscsAdvantage:These binder disc rings are made of good-quality aluminum alloy, making them lightweight and portable. You can take it to the office and anywhere.The hole in the center of the binder disc rings allows you to insert a pen and carry it with the notebook.High paper storage efficiency, and a sufficient quantity to meet the needs of most peopleInstruction:Just clip them to the paper to organize them.
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