Promax 358 Security Mesh is superior quality zinc/aluminium coated Ø4mm high-tensile steel mesh with an aperture size of 71mm x 9mm (358 refers to the imperial measurements: 3” x 0.5” x 8 gauge).
Promax 358 fencing mesh is proudly manufactured in Australia by Protective and meets or exceeds the most exacting standards in security fence construction.
See more at
http://profence.com.au/358-security-mesh-fencing/