120 Pack Binder Coils,1/4 5/16 3/8 1/2 5/8 3/4 Inch,Transparent Plastic Spiral Binding Coils for Documents, Reports, Notebooks, Compatible with Standard Binding Machines, Office Supplies

Enough to
Meet Your Needs: this package consists of 120 pieces of spiral binding coils in 6 different sizes, 20 pieces of each size. The rich quantity can suffice your daily needs, and they fit most wire binding machines.
Reliable to Use: The binding coils are made of quality plastic, sturdy and long lasting, allowing you to easily compile paper and store it for a long time. You can just lay the binding coils flat, rotate 360 degrees, add and reduce paper easily, convenient to use.
4:1 Pitch: The spiral binding spines fit letter size paper ( 8.5 x 11.0 inches). The binding spirals have a 4:1 pitch and will fit any binding machine that punches 4 holes per inch, helping you combine your report pages, calendars, documents and more, providing much convenience to your daily work or study. Multiple Sizes for
Your Choices: The plastic spiral binding coils contain 6 diverse sizes, namely 1/4", 5/16", 3/8", 1/2", 5/8" and 3/4", to match and beautify most documents or pages, ideal accessories for offices.
Keep Files Organized: The binder coils can help you organize messy documents, keep them organized and orderly, so as to help your desk keep tidy. They are ideal for office documents, engineer papers, business projects, presentations and more, versatile and practical