The Skinny on Wire Gauges

The sizing of wire gauges is anti-intuitive – much like the sizes of beads. A bigger number means a smaller, thinner wire. Wire is made by starting with a fairly fat rod of metal, and drawing it through a hole that is just slightly smaller than the rod itself. The end is tapered to get it into the hole, and then the wire is “drawn” or pulled through the hole, which stretches the wire out and makes it thinner, and longer. Each time the wire is “drawn” – a smaller hole is used, and the wire gets progressively thinner and …