... ,20,21,221/2''×1/2''12.7mm×12.7mm16,17,18,19,20,21,22,235/8''×5/8''16mm×16mm18,19,20 ... ,213/4''×3/4''19.1mm×19.1mm16,17,18,19,20,211''×1/2''25.4mm ... /4'' 19.1mm×19.1mm16,17,18,19,20,21 1''×1 25.4mm×25.4mm 15, 16,17,18,19,20,Technical note ... in our products, please mail me to talk the specifics.'' 5/8"*5/8" Galvanized welded wire mesh(manufacturer)