Actual product referenceRazor Wire (Concertina)
BTO and CBT blade coils for high-security perimeters
Razor wire — concertina wire — is high-tensile core wire with stamped steel blades, coiled for rapid deployment on high-security perimeters. Leeter manufactures BTO-10 through BTO-30 and CBT-65 blade profiles on 2.5mm core wire, in galvanized or stainless steel, as single coils or clipped cross-type concertina.
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Process controlled
Dimension verified
Packing documented
Technical specifications
Final values confirmed on approved order| Specification item | Available range | Order control |
|---|---|---|
| Blade types | BTO-10 / 12 / 18 / 22 / 28 / 30, CBT-65 | Confirmed on sample, drawing or order sheet |
| Blade thickness | 0.5 ± 0.05mm (CBT-65: 0.6 ± 0.05mm) | Confirmed on sample, drawing or order sheet |
| Core wire | 2.5 ± 0.1mm high-tensile | Confirmed on sample, drawing or order sheet |
| Barb length / spacing | 10–65mm barbs at 25–100mm spacing by profile | Confirmed on sample, drawing or order sheet |
| Coil diameter | 450 / 500 / 600 / 700 / 800 / 960mm | Confirmed on sample, drawing or order sheet |
| Loops per coil | 33–102 (single or cross type) | Confirmed on sample, drawing or order sheet |
| Stretched length | 8–16m per coil, type dependent | Confirmed on sample, drawing or order sheet |
| Material | Electro/hot-dip galvanized or stainless steel blades | Confirmed on sample, drawing or order sheet |
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Trial orders welcome
15–35 days from PO
FOB and CIF planning
Packing built around handling




Packing reference
Coils compressed, strapped and wrapped in waterproof paper with woven cloth outer; palletized or floor-loaded to container.
- ✓ Unit and outer pack confirmed
- ✓ Shipping marks checked
- ✓ Loading plan and photos available
Quality documents
Applications
- →Prison, military and border security lines
- →Airport, port, substation and warehouse perimeters
- →Wall and fence topping for commercial property
Explore applications →Related buyer guides
Buyer FAQ
What is the difference between BTO and CBT razor wire?
BTO profiles have short blades (10–30mm) on standard spacing — the general-purpose security range. CBT-65 carries long 65mm blades on 100mm spacing for maximum deterrence on prison and military installations. Blade numbers refer to barb length in millimeters.
What is cross-type (concertina) razor wire?
Cross type clips adjacent loops together so the coil self-supports when stretched — a 500mm cross-type coil with 102 loops opens to about 16m of stable helical barrier. Single coils without clips suit wall-top mounting on a support wire.
Which coil diameter should I specify?
450–500mm coils are the standard wall-top size; 700–960mm coils build free-standing ground barriers and multi-coil pyramids. We quote loops, stretched length and packing per diameter so you can price per protected meter.
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Pricing, packing and lead time tied to the confirmed specification.