1)Galvanized Safety Flooring 2)ISO9001 :2000 3)hole size : 30x100mm , 40x100mm , so on 4)flat bar : 25x5mm , 30x5mm , 40 Galvanized Safety FlooringInformation of Galvanized Safety Flooring : 1)Galvanized Safety Flooring 2)ISO9001 :2000 3)hole size : 30x100mm , 40x100mm , so on 4)flat bar : 25x5mm , 30x5mm , 40x5mm5)wire diameter : 6mm , 8mm and so on 6)product standard : in china YB/T4001.1-2007 ...