This is a sample piece of Zinc Sheet Sample 020-027" X 8 inches X 11 inches By Rotometals 99.6%m min The cut sizes have a tolerance of +/ 1/2" We recommend you order a piece that is larger then you need. These ar e good pcs to play with and practive soldering or bending to see what working with zin cis likem please contact us for larger pcs or other thicknesses