... years experience PVDF coated Color Coated Hole Punch Aluminum Sheets Description1 Hole punch aluminum sheet2 Material: 3003,50523 Thickness: 4-80mm4 ... :4-80mm4 Width: 50-2500mm5 Standard: ASTM,EN ApplicationAircraft parts, camera parts, couplers, marine accessories and hardware, electronic components and connectors ... , brake pistons, hydraulic pistons, electrical fittings, valves and valve parts.