Razor barbed amed concertina coils or razor type barbed 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 rbed eatures of secure fencing, easy installation, age resistance and other properties. 1. Material: High carbon steel, galvanized steel sheet and s steel sheet and hot dipped galvanized razor barbed r in the market. 2.Razor Type: BTO-10, BTO-12, BTO-18, BTO-22, BTO-30,CBT-60,CBT-65. 3.Razor raight r oil concertina oil azor mesh fence. Specification Reference Thickness Length Barb Width Barb spacing BTO-10 0.5±0.05 2.5±0.1 10±1 13±1 25±1 BTO-12 0.5±0.05 2.5±0.1 12±1 15±1 25±1 BTO-18 0.5±0.05 2.5±0.1 18±1 15±1 35±1 BTO-22 0.5±0.05 2.5±0.1 22±1 15±1 36±1 BTO-28 0.5±0.05 2.5 28 15 46±1 BTO-30 0.5±0.05 2.5 30 18 46±1 CBT-65 0.6±0.05 2.5±0.1 65±2 21±1 101±2 Outside Diameter No. of Loops Standard Length per Coil Type Notes 450mm 33 8M CBT-65 Single coil 500mm 41 10M CBT-65 Single coil 700mm 41 10M CBT-65 Single coil 960mm 53 13M CBT-65 Single coil 500mm 102 16M BTO-10.15.22 Cross type 600mm 86 14M BTO-10.15.22 Cross type 700mm 72 12M BTO-10.15.22 Cross type 800mm 64 10M BTO-10.15.22 Cross type 960mm 52 9M BTO-10.15.22 Cross type Feature