razor wire mesh, razor barbed wire fencing
Specification:
(1) wire: 4.0mm
(2) hole:  60mmx60mm
(3) height: 2000mm-4000mm
(4) post: 60/2.75mm tube
(5) connect: mounting wire

Advantage:
Range from traditional general purpose 50*50mm chain link fence and a range of topping and anti scaling barries are on the top and bottom to enhanrance the security.