Armour Rings BZP

A simple conical collar which is hammered over any standard hexagon bolt head or nut, rendering it tamper resistant.
This security fastener has the advantage of not being governed by torque and can be applied to existing fasteners.
Another advantage of using the Armour RingTM is that it leaves a smooth cover to existing fixings. Armour RingsTM
are suitable for any British standard or DIN standard hexagon bolts and nuts, including hex head coach screws.
Armour RingTM PATENTED PRODUCT
Use Armour RingTM tool for fast and easy application
Home Office approved.
Manufactured in bright zinc plated (CR-3) steel and A2 stainless steel