This manual discusses the use and interface of the GibbsCAM Wire-EDM option. Wire EDM is a process by which stock is cut by the means of a gap being burned through the material by the heat produced by electrical sparks between the stock and a wire. Last major update: February 2009, for GibbsCAM 2009, v9.0; last revised June 2012, for GibbsCAM 2012+, v10.3