... -50mMaterials: steel plate, stainless steel plate, aluminum plate, titanium plate, lead plate, nickel plate.Hole shape:diamond, round, square, hexagonalApplications expanded ... , Exhibition Stands, Machinery Guards, Fan Guards, Racking, Security Cages, Grilles, Compounds, Window Guards, Stairways, Fire Guards, Enclosures, Litter Bins, Ventilator Guards ...