Round holes punched perforated metals 

material stainless steel, steel,galvanized steel, aluminum plate

specification 
thickness: 0.3mm to 6.0mm 
hole diameter: 1.5mm to 20mm 
pitch: 3.0mm to 30.0mm 
sheet width 1.0,1.2m, length 2.0m,2.4m 
roll width 1.0m, 1.2m, roll length 10m,20m,30m

Characteristics 
small error and good quality; smooth surface, beautiful 
accurate holes, resistance to bending, corrosion resistance 
easy to process, easy to install, a wide selection of hole size and arrangement, good sound absorption; longer life

Application 
Widely used for test sieve, filter, speaker grill, furniture, architecture etc.

Packing packed in wooden pallets .