"Half-Hard" wire is malleable; however, it will maintain an intricate shape under stress. 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>Gold-Filled>Gold ColoredWire-Wrapping WireGold-FilledGold Colored18 GaHalf HardHalf-Roundhttps://www.firemountaingems.com/itemdetails/h201005wrH201005WRWire, 12Kt gold-filled, half-hard, half-round, 18 gauge. Sold per pkg of 5 feet.//image1.fmgstatic.com/images/p1005wrb.jpg15.3515.35As Low As $2.62 per foot