1.concertina razor barbed wire 2.Zinc coating:200g/ ... Barbed wire1. Razor wire Materials: Galvanized steel wire or stainless steel , PVC coated iron wire in blue, green, yellow and other colors.2.Types:Single ... loop razor wire &cross type razor wire3. Covering area ... over the world, normally used together with barbed wire above chain link fence, welded mesh fence, ...