... the core of filter , medicine ,filering ,breeding , battery ,mechnical protection ,making craft the meshes for the high- ... for children ,basket .Specification :1.cold rolled steel sheetthickness : 0.2mm-1mm length :1m-20m hole dimameter : 0.8mm-10mm2 .Plate :thickness ... : 0.8mmx100mmthe specification only for reference ,it can be done accroding to the request of the customers perforated metal sheet