... ,316,316L) High SecuritRegular size for single loop and concertina razor wire:Cover length: 7m, 8m, 10m, 12m, 15m or customizeOut ... as beautiful appearance,economical cost and practicality,and convenient construction.Razor wire plays the role of protection in mines,gardens and ... apartments,frontier and dentry defence,and enclosure of prisons.Razor wire' length and the diameter of the coil can be ...