... Wire diameter for welded steel bar panels ranges from 5mm to 16mm.Welded bar panels opening: 75mm to 300mm ... Specification List of Welded Wire MeshOpeningWire Diameter(B.W.G)In inchIn metric unit(mm)1/4”x1/4 ... /2”x1/2”12.7mmx12.7mm16,17,18,19,20,21,22,235/8”x5/8”16mmx16mm18,19,20, ... 20,211”x1/2”25.4mmx12.7mm16,17,18,19,20,211-1/2”x1-1/2” ... 38mmx38mm14,15,16,17,18,191”x2”25.4mmx50.8mm14,15,162”x2”50 ...