... Galvanized before Weaving) meshMin. Gal.v.G/SQ.MWidth Wire Gauge (Diameter)BWGInchmmTolerance(mm)3/8"10mm±1.00.7mm - 1452 ... ' - 1M27, 26, 25, 24, 231/2"13mm±1.50.7mm - 952' - 2M25 ... , 215/8"16mm±2.00.7mm - 702' - 2M27, 26, 25, 24, 23, 223/4"20mm±3.00.7mm - 552' - 2M25 ... , 22, 21, 20, 191"25mm±3.00.9mm - 551' - 2M25, 24, 23, 22, 21, 20, 19, 181-1/4"31mm±4 ...