Lettering: all kinds of signs1,Website:http://www.puremarkchina.com, 3, 4: engraving font size, font size 52, carving characters: letters A~Z, digital 0~9, Symbols & * / - a total of 403, applicable materials: aluminum, copper, steel and stainless steel etc.4, engraving and thickness: 105 x 75 x 2mm5, engraving depth: 0.1 - 0.3mm6, weight: 13Kg7, size: 360 * 250 * 350mm (length * width * height)