round hole perforated metal panel characteristics :it is punched to mesh, including aluminum plate mesh,small steel mesh round hole perforated metal panelIt is also called hole punching mesh,mechnic screen mesh,mine ... supplies, muffler, decoration, construction, electronics, transport, etc. Brief Information of Perforated Metal Hole Size: 0.1MM-100MM Thickness: 0.1MM-8.0MM Width ...