Perforated metal mesh 1.material:ss201,304,410,316,Al,gl sheet 2.aperture:0.5-500mm 3.use: filter, chair,machine parts Perforated metal meshMaterial ... sieving, house sound insulation, noise reduction, ventilation, machine protectionPackaging Detail: In carton or pallet or according to customers requirement.Hole DiameterStaggered ...