Waratah Longlife high tensile barbed wire is made from high tensile wire in a reverse-twist pattern. 1.80mm provides greater strength and life and is favoured for use on boundary fences. Reverse-twist pattern provides maximum strength and safety.Consistent and closer barb spacing means more barbs for maximum stock pressure and security.Used as a sight or bottom wire helps cope with added pressure from prime lambs and feral animals. 1.57mm high tensile barbed wire available.