What size wire to use for what item? Posted on February 23, 2018February 23, 2018 by Cape Watch 23 Feb What size wire to use for what item? It is always difficult to gauge what size to use for every project- Click on this link to download our suggestions for sizes. Conversion chart: Often wire thickness is referred to as gauge but here is South Africa we use mm- click on the this link to download an easy to use conversion chart. What size wire to use for what item? February 23rd, 2018Cape Watch Cape Watch DIY Drop earrings using a Jig How to avoid damaging your wire or plate when bending?