Binditek 50 Pack Plastic Spiral Binding Coils, 14mm(9/16") Binding Spirals, 115 Sheet Capacity,4:1 Pitch, Black Binding Spines

• 50 Per Box: A box of 50 spiral binding coils ensures long-term productivity for all of your binding projects, allow you to bind paper sheets with ease and store for a long time.
• 115-Sheet Capacity: Plastic spiral binding coils measure 14mm(9/16") in diameter, can hold up to 115 sheets.
• For Letter Size: These 48-loops binding coils are perfect for letter sized paper (8.5"x11"), which is ideal for engineer file, business project, office documents, university presentations.
• 4:1 Pitch: Spiral binding coils are have a 4 holes per inch, compatible with any 4-holes-per-inch coil-binding machines.
• 360 Degree Rotation: Plastic Spiral Binding Coils allow 360 degree page-turning rotation capability for easier reading, bound projects can lay flat.

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