Wire-O 1/4" White 3:1 Pitch Double Loop Ring Wire Spool (90000 Loops)

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Item# 91JB14SPLWHT
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For books, this Wire-O 1/4-inch White 3:1 Pitch Double Loop Ring Wire Spool is available in various sizes with an elegant and expert metal finish. It can bind books up to 11–25 sheets thick and 20lb in weight. The twin loop automatic wire binding machine is perfect for using this wire binding spool. As you may already be aware, employing cheaper spool wire might result in various issues with your automated equipment. By selecting this James Burn Wire-O wire spool, stretching issues that may arise with less expensive import wires can be lessened. There are many different sizes and colors for this 3:1 twin-loop wire binding spool. It is additionally offered in 2:1 pitch. Look at the sheet capacity chart below for some suggestions based on the thickness of your books if you need assistance choosing the right diameter for your project. This Wire-O 1/4-inch White 3:1 Pitch Double Loop Ring Wire Spool is thought to be on par with, if not superior to, Twin Loop Wire Binding Spools made by GBC and Renz.

Please Note that spool wire is considered a special order item and is non-returnable.

Product Details

  • Color: White
  • Pitch: 3:1 Pitch (3 Holes per Inch)
  • Length: 90,000 Loops
  • Diameter: 1/4"
  • Approximate Capacity: 40 Sheets (20lb Paper)
  • Quantity: 1 Spool
  • Renz Equivalent SKU: RZ140WHSP
  • GBC Equivalent SKU: 9910014WH
  • Part Number: 91JB14SPLWHT

Binding Capacity Chart

Twin loop wire binding can be properly fitted with a few easy procedures.

  1. Lay the book that is being bound flat on a table.
  2. Measure the binding edge's thickness without compressing the paper.
  3. The binding element's size will be determined by adding 1/8" to the measurement.
Wire Diameter Pitch (Holes per Inch) Sheet Capacity¹ Book Thickness Loops / Spool
1/4" 3:1 11-25 Sheets 1/8" 90,000
5/16" 3:1 26-45 Sheets 3/16" 60,000
3/8" 3:1 46-65 Sheets 1/4" 47,000
7/16" 3:1 66-80 Sheets 5/16" 32,000
1/2" 3:1 81-100 Sheets 3/8" 26,750
9/16" 3:1 101-120 Sheets 7/16" 22,000
5/8" 2:1 121-145 Sheets 1/2" 11,000
3/4" 2:1 146-165 Sheets 5/8" 8,150
7/8" 2:1 166-185 Sheets 3/4" 5,150 or 6,100
1" 2:1 186-210 Sheets 7/8" 4,600
1 ⅛" 2:1 211-235 Sheets 1" 4,000
1 ¼" 2:1 236-260 Sheets 1 ⅛" 2,900

Wire-O binding, the go-to option for professionals of all stripes, provides a tidy, polished appearance that may be found on diaries, notebooks, conferences, guides, and much more. When compared to plastic bindings, the elegant metal finish appears more expensive, so you can be sure to amaze your consumers. They are designed to function with the wide range of automatic and industrial binding machines available today. Twin loop spools provide a very quick and practical way to bind lots of wire-bound books when used with these machines.


¹ Sheet capacity is an approximation using 20 lb. bond copy paper. It will vary depending on the stock used.