... :2000 2 Diameter : 0.5-3mm 3 Mesh :1/4"-4" Welded wire mesh (Welded mesh roll) ... 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 3/4"19.1mm x 19.1mm16,17,18,19,20,211" x 1/2"25.4mm x ... 12.7mm16,17,18,19,20,211-1/2" x 1-1/2"38mm x 38mm14,15,16,17, ...