PATIKIL 13mm(1/2") Plastic Spiral Binding Coils, 20 Pcs Binding Spirals 105 Sheet Capacity 4:1 Pitch Binding Spirals for Binding Paper Sheets, Transparent

Additional Details from the Manufacturer

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More features

• Specification: Inner diameter: 13mm/0.52 inch; Length: 31cm/12.2 inch; Coil spacing: 4:1; Number of binding pages: 105; Material: plastic Color: Transparent; Packing List: 20 Pcs Plastic Spiral Binding Coils
• Advantage: The spiral binding coils are made of long-lasting, strong plastic to ensure long-term productivity for all your binding projects, allowing you to easily bind papers and preserve them for a long time.
• Instruction: Spiral binding coils have a 4:1 pitch, making them Suitable for any binding machine that punches 4 holes per inch. Binding spirals provide a 360-degree page-turning rotation capability for easier reading.
• Application: These plastic spiral binding coils are suitable for various office occasions and provide great convenience for file storage, file binding, paper collection, etc. It is a portable product for office and study.
• Note: These 4:1 pitch binding coils are not Suitable for machines.