An ETCHER is an engraving expert who uses a variety of tools to create designs on metal, glass, wood, and other materials. Etching is a form of art that involves carving or engraving a design into a surface. Etchers use a variety of tools such as chisels, drills, and engraving machines to create intricate designs. Etching can be used for decorative purposes, or to create functional items such as signs, plates, and awards.