Perforated Metal Sheets Manufacturing, Features, Applications The perforated sheets are usually made of steel sheet that’s often punched from circular holes by a drill. https://www.slideshare.net/FinePerforators/perforated-metal-sheetspptx #perforatedsheets #perforatedsheetprice #MSperforatedsheet #perforatedsheetmanufacturersinIndia #topperforatedsheetsmanufacturer