... easy learn 3.Environmental,no corrosion Stainless Steel Etched Sheet- BYT 3060Function: All metal material are suitable and easy to be ... could be cycle use.Comparision beteween BYT Metal Etching Machine and Traditional Corrosion Craft:Content BYT series Metal etching machineTraditional corrosion craftWorking ... areaLabor strength Very low Very high Stainless Steel Etched Sheet - BYT 3060