Razor wire is also named concertina coils or razor type barbed wire. It is a kind of modern security fencing materials with better protection and fencing strength made of hot-dipped galvanized steel sheets or stainless steel sheets. With beautiful and sharp blades and strong core wire, razor wire has the features of secure fencing, easy installation, age resistance and other properties.

Razor type barbed wire is widely used in high-grade residence district, warehouses, prisons and in military fields and other sites requiring severe fencing and security. Razor wire can be classified into straight type razor wire, concertina coils, crossed type and flat type according to the installation models.