Shear Nut
The Shear System is a high security permanent fastener.
Both the Shear Nut and the Shear Bolt have a hexagon part which shears off at a predetermined torque. Installed using standard hex socket or spanner. Once installed, the Shear Nut leaves a tamper resistant cone.

Shear Nuts available in; Zinc Plated (CR-3) Steel, Galvanised Steel, A2 Stainless Steel, A4 Stainless Steel Hafren Security Fastener products currently aren’t held in stock but are available to order. Please contact us at or call 01268 288880 for delivery details.

Need further product information? Click here to download the Hafren Security Fasteners handbook.

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