The double-loop wires are produced open to be inserted in pre-punched holes of the suitable dimensions. Once inserted in the proper holes they are simply crimped closed with a wire closer. 3:1 has 34 holes on an A4 sheet. Sold in boxes of 100.

This item will be despatched on the same day if ordered before 1.00pm!

3:1 Pitch 3 holes per inch 34 loops per A4 sheet