1.Mechanical metal embossing. 2.Suitable:cold or hot rolling board. 3.Double surface pattern. 4.Size:accroding to customize. Mechanical Metal Embossing For Metal Sheet Performance & Characteristics:1. Material:copper aluminum, color steel, cold-rolled board sheet, stainless steel.etc2. Pattern: rain drops, stucco, star, grain rice ,diamond and so on,can be design according to customers.3. ...