About This

• 【45 Sheet Capacity】Pack of 100 black spiral coils, these plastic spiral binding coils, measuring 8mm(5/16") in diameter, can securely hold up to 45 sheets, rich quantity can suffice your daily needs, which fit most wire binding machines.
• 【360-Degree Rotation】The binding spines lie flat, with 360 degree rotation for easy insertion and removal of paper sheets. The binding spirals have a 4:1 pitch to fit any binding machine that punches 4 holes per inch.
• 【High Quality Spiral Binding Coils】Spiral coils for binding are made of high quality plastic, sturdy and durable, flexible and stylish, allowing you to bind paper sheets with ease and store them for a long time.
• 【Wide Applicable】Plastic spirals for binding are used in engineering files, business projects, office documents, university presentations. They serve as excellent gifts suitable for teachers, students, and co-workers.
• 【Buy with Confidence】Coil binding spines can help you organise messy documents, keep them tidy and in order, and help keep your desk tidy. If for any reason you are not satisfied with the binder coils, please feel free to contact us. We will deal with your questions appropriately.