... welded wire mesh :Opening Wire DiameterIn inchIn mm1/4''×1/4''6.4mm×6.4mm22,23,243/8''×3/8 ... ''19.1mm×19.1mm16,17,18,19,20,211''×1/2''25.4mm×12.7mm16,17,18,19,20, ... ,162''×2''50.8mm×50.8mm12,13,14,15,16 1. standard roll length: 30m, width: 0.5m to ... mesh: Opening Wire gauge(BWG) In inch In mm 1/2''×1/2'' 12.7mm×12.7mm16,17,18,19,20, ... 4'' 19.1mm×19.1mm16,17,18,19,20,21 1''×1 25.4mm×25.4mm 15, 16,17,18,19, ...