Renz Binding Wires are the market leader and are the choice of professionals all over the World when quality of presentation is paramount.These wires allow for a 360 degree page turn meaning the document can be opened completely flat or folded back on itself with the pages remaining in perfect alignment when turned. Suitable for binding documents in 3:1 & 2:1 pitch in both A4 & A5 Paper Sizes (dependent on machine type). Worlds largest manufacturer of ring wire.The unique non-tangle RENZ WIRE PACK® reduces wire wastage (vs a more traditional spool) which minimises wire loss making it better for the environment and reduces the cost for you.3:1 Pitch - 34 loops9.5mm diameter - 75 sheets sheetsA4 in N-C-SilverPre-cut Pack of 100 to Reduce WastageThe Highest Quality Binding Wires