... processing and finish treatment:Welded wire mesh, galvanized before weaving Welded wire mesh, galvanized after weaving Welded wire mesh, thermal electroplated Welded wire mesh, PVC coated General roll width ... : 100'General specification of Welded Mesh: 3/4", 1/2", 1", 1/4", 3/8"General wire gauge (BWG): 14# to 23 ... DiameterIn inchIn metric unit(mm)1/2" x 1/2"12.7mm x 12.7mm16,17,18,19, ...