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Frequently Asked Questions.

You can find the specific diameter needed for your sheet count by using the BINDING CALULATOR section on our product cards [click here calculator]. This ensures a perfect fit for your document thickness

Pitch refers to the number of holes per inch. A 3:1 Pitch has three holes per inch (used for smaller diameters), while a 2:1 Pitch has two holes per inch (typically used for larger, thicker documents).

Every product in our catalog lists the REQUIRED LOOPS clearly in the technical specifications or in the Binding Calculator [click here calculator]. This helps you determine exactly how much material is needed for standard A4, A5 or custom sizes.

Yes, we offer a wide range of colors including Black, White, Gold, Silver, Bronze, Red, and Blue. You can use our Filter beside of the product page to view availability by your preferred color.

Our Wire O products are available in both Pre-Cut sizes, A4, A5 and Spool formats. Pre-cut options are labeled by their specific category in the product description to help you choose the most convenient format for your production line. While Steel Spiral and Plastic Comb are pack in only A4 size.