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【Multisize，60 Packs】: Provide 5 different sizes of spiral binding coils, totaling 60 pieces. Package Contains: 8mm (5/16 inch, 40 Sheets Capacity) 15packs,10mm (3/8 inch, 75 Sheets Capacity) 15 packs, 11mm (7/16 inch, 80 Sheets Capacity) 10 packs, 14mm (9/16 inch, 100 Sheets Capacity) 10 packs,16mm (5/8 inch, 130 Sheets Capacity) 10 packs.
【3:1 Pitch, 36 Loops】: The spiral binding coils have a 3:1 pitch, making them compatible with any binding machine that punches 3 holes per inch. (Note: These 3:1 pitch binding coils are not compatible with cinch machines, comb-binding machines, or wire-binding machines. They are for spiral coil binding machines only.)
【360-Degree Rotation】: The plastic spiral binding coils offer a 360-degree flip-and-rotate function, allowing bound items to lie flat. You can easily add or remove pages for convenient binding and reading.
【Letter Size, Premium Material】: These 48 loops binding coils are suitable for letter-size paper (8.5 x 11 inches). The length can also be freely trimmed to meet personal requirements. Our binding coils are made from high-quality plastic, ensuring strength and sturdiness.
【Widely Used】: The plastic spiral coils help you organize messy documents and maintain order, making them perfect for office files, home, education, business presentations, and more. They are versatile and practical, ideal for assembling report pages, calendars, documents, etc. This also makes them an excellent gift for teachers, students, and colleagues.

Product description

HOUYEE offers a wider range of binding products to choose from.

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Customer Reviews	4.6 out of 5 stars 353	4.6 out of 5 stars 366	4.6 out of 5 stars 366	4.6 out of 5 stars 366	4.6 out of 5 stars 366
Price	$30.99$30.99	$24.99$24.99	—	$25.99$25.99	$24.99$24.99
Material	PVC+Poly	PVC	PVC	PVC	PVC
Color	Clear & Black	Clear	Clear	Clear	Clear
Thickness	60PCS 10Mil + 60PCS 12Mil	10 Mil	7 Mil	5 Mil	4.5Mil
Quantity	120 Pack	100 Pack	100 Pack	200 Pack	200 Pack
Size	Letter Size(8.5”x11“）	Letter Size(8.5”x11“）	Letter Size(8.5”x11“）	Letter Size(8.5”x11“）	Letter Size(8.5”x11“）