Armour Ring suits Hex Self Driller
- Simple conical collar which can be hammered over standard hex washer face screws to render them TAMPER EVIDENT.
- Ultimate security - no tool for removal.
- Can be applied to existing fasteners - ideal solution for updgrading security on an existing installation.
- Can be painted to match roof sheet colors
- Made to order in galvanised and stainless steel. (We do not usually carry stock of this line as they need to be custom-made to suit the batch of screws onto which they are to be applied.)