Expanded Metal is a versatile and economical product. Made from a sheet of metal uniformly slit and stretched, forming diamond-shaped openings in the sheet ? Expanded is a one-piece construction that won’t unravel and under normal circumstances and will hold its shape for many years. The strands and bonds of the diamond-shaped trusses add strength and rigidity. Expanded Metal comes in a standard (raised) or flattened diamond pattern in a variety of gauges, opening sizes, materials and sheet sizes. This material has the following dimension: (OPENING SIZE: LWO 1.63 SWO .56).