Full-hard wire holds its shape for wire-wrapping jewelry. Its tempered nature holds intricate designs well. In reference to wire gauge size numbers, the larger the number, the smaller the diameter of the wire. Example: 24 gauge wire is smaller in diameter than 18 gauge wire.
Wire-Wrapping Wire>Sterling Silver>Silver ColoredWire-Wrapping WireSterling SilverSilver Colored20 GaFull HardSquarehttp://www.firemountaingems.com/itemdetails/h201028wrH201028WRWire, sterling silver, full-hard, square, 20 gauge. Sold per pkg of 5 feet.//image1.fmgstatic.com/images/p1028wrb.jpg20.2120.21As Low As $3.34 per foot