... chain link fence, welded mesh fence, for defence of keysites. 2.Blade type: BTO-12 ,BTO-18BTO-22 Razor wire 1. galvanized steel ... Use: Razor Barbed wire is mainly applied in significant warehouse, farm, mine, pasture, air port, prison, frontier guard, national defense, etc ... don't hesitate to contact me .Welcome to visit our factory . hot -dipped galvanized razor wire ...