reinforcing welded wire mesh sheet: hot-dipped GI,electro GI, PVC coated Wire gauge (BWG): ... ,221/2" x 1/2"12.7 x 12.716,17,18,19,20,21,22,235/8" x 5/8 ... ,3/4" x 3/4"19.1 x 19.116,17,18,19,20,211" x 1/2"25.4 x ... 12.716,17,18,19,20,211-1/2" x 1-1/2 ... "38 x 3814,15,16,17,18,191" x 2"25.4 x 50.814,15 ...