The plastic spiral offered is an ideal choice for binding various documents. With 21 loops and a 2:1 pitch, it provides strength and flexibility in use. The spiral has a diameter of 6mm, perfect for books and folders that you want to organize in a professional manner.

• Made from durable plastic material.
• Number of loops: 21, for stable holding.
• Pitch: 2:1, suitable for various applications.
• Diameter: 6mm, ideal for smaller books and folders.
• Quantity: 100 pieces, for long-term use.

Keep in mind that this spiral does not have any additional features beyond the basic requirements of binding, but it is highly effective for simple document organization.