welded wire mesh 1.mesh factory (ISO 9001) 2.mesh :1/4"-5" Specification List of Welded Wire MeshOpeningWire Diameter(BWG ... )In inchIn metric unit(mm)1/4" x 1/4"6.4mm x 6.4mm22,23,243/8" ... x 3/8"10.6mm x 10.6mm19,20,21,221/2 ... " x 1/2"12.7mm x 12.7mm16,17,18,19 ... 3/4"19.1mm x 19.1mm16,17,18,19,20,211" x 1/2"25.4mm x 12.7mm16, ...