Galvanised Shear Nuts

M8 Galvanised Shear Nut

The M8 Galvanised Shear Nut is a one-way security fastener designed for high-security fencing and equipment. Once tightened, the hex portion shears off, leaving a smooth, tamper-resistant cone.

Key Features:

• Size: M8
• Finish: Hot dip galvanised for excellent corrosion resistance
• Security Design: Permanent fixing—cannot be removed once installed
• Tamper Proof: Ideal for prisons, substations, and secure fencing
• Material: Carbon steel with galvanised finish for outdoor use

M12 Galvanised Shear Nut

Larger in size, the M12 Galvanised Shear Nut offers the same tamper-proof technology as the M8 version but provides higher load capacity for heavy-duty applications.

Key Features:

• Size: M12
• Finish: Hot dip galvanised
• Application: Suited for palisade fencing, anti-vandal security systems, and industrial fixings
• Breakaway Head: Prevents unauthorised removal after installation
• Weather Resistance: Designed for long-term use in outdoor environments