... mesh, including aluminum plate mesh,small steel mesh round hole perforated metal panelIt is also called hole punching ... mesh,mine screen meshMaterials: Hot-rolled and cold-rolled carbon steel sheets, galvanized sheets, stainless steel sheets, aluminum, ... nickel, titanium, PVC and other sheet materials.Opening pattern : Round, oval, square, rectangular hole, rhombus, hexagonal, slotted,scale shape ...