... 5m-3m 4.shape:Round, Square Galvanized Flower Metal punch Punch Metal /Punched Metal/perforated metalMaterialCarbon steel, Aluminum, Brass, Copper. ... strong and serviceable.ยท Application: plate punching factory production network is widely used in lots of cities across the ... friend,if you are interested in our punched/perforated metal,please contact us without hesitate,Tell us the Materials ...