... 55-100mm board thickness: 0.2-15 Perforated Mesh1.Materials: stainless steel, metal, high quality alloy plate or ... , electronic grille microelectrode components, electronic industries plane pin, lead frame, substrate, etc. Still can make signs, trademark and ... filters, (2) electronic industry with metal plate, plate leakage, lead, lead frame, metal substrate, (3) precision optical and mechanical parts, ...