Armour Rings

• Simple conical collar which can be hammered over any standard hexagon bolt head or nut to render them TAMPER EVIDENT.
• Ultimate security – no tool for removal.
• Can be applied to existing fasteners – ideal for upgrading security on an existing installation.
• Also available in Zinc plated steel.

IMPORTANT:- Armour Rings are made to suit fasteners manufactured to DIN 931 Standard