Comb Binding Spines Easy to Open Close Adding Pages for Binding Machine Worklion 1/2 Inch Diameter 30 Ring Plastic Binder Combs and Spines Maximum 85 Sheets 10pieces

30 hole comb binder spines for easy adding and removing pages: These spiral comb bindings feature 30 holes, allowing you to easily add or remove pages as needed. This makes them a great choice for extension books and booklets.
Sturdy binding combs: This variety pack includes 10 spiral binding coils in assorted colors, perfect for adding a professional touch to reports, presentations, handmade books and etc. It works well with the Worklion binding machine. It can achieve 30 holes/A4, 26 holes/B5, 20 holes/A5.
Easily trimmable spiral binding coils: Each spiral binder measures 11 1/4 inches in length and can be easily trimmed to fit your specific needs. They are compatible with most binding machine spiral coil binders as well as 10 hole punch, 20 hole punch, 30 hole punch.
Thick and long lasting 3/8 inch binding spines: These plastic binding combs are made to last, with a sturdy 3/8 inch thickness that can withstand frequent use. They are a great choice for replacing the binding on thick reports and presentations.
Refillable 65 sheet spiral binding paper: Each spiral binding coil is with maximum capacity 65 sheets of refilling paper, making them a cost-effective and convenient choice for all your binding needs.

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