secure your installations with the PROLOK M8 Shear Nut Security Screws, engineered for permanent tamper-resistant fastening. Designed to snap off during installation, these 1-way zinc-plated nuts provide high-security solutions for critical fixtures, signage, and access panels. Once fastened, the cone-shaped head leaves no grip point for removal, ensuring long-lasting protection.
What's Included in the Box:
Main Features:
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One-Way Tamper Resistance – Designed for permanent security fastening; head shears off after tightening.
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Robust Zinc Plated Steel – Corrosion-resistant, suitable for both indoor and sheltered outdoor use.
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High Torque Holding Power – Secures with standard spanner or socket until the shear point is reached.
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Versatile Application – Ideal for prisons, public infrastructure, transport terminals, and restricted access panels.
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Anti-Vandal Design – Leaves behind a smooth, tamper-proof finish.
Detailed Specifications:
| Feature |
Details |
| Brand |
PROLOK |
| Product Type |
Security Screw |
| Screw Style |
Shear Nut |
| Size |
M8 |
| Drive Type |
1 Way |
| Material |
Zinc Plated Steel |
| Pack Size |
10 |
| Finish |
Bright Zinc Plated |
| Part Number |
SHN8Z-10 |
Practical Use Scenarios:
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Public Furniture & Signage – Prevent tampering and theft of fixed installations.
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Transport & Utilities – Secure access panels and cabling points in rail, bus, and energy networks.
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Correctional & Detention Facilities – Ensures unauthorized access is virtually impossible.
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Urban & Commercial Installations – Use in outdoor lighting, fencing, and CCTV housings.
Datasheets / Downloadable Resources:
📄 Technical Datasheet – PROLOK SHN8Z-10 (PDF)
Excellence for the Australian and New Zealand Market:
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Fully compliant with AS/NZS safety and mechanical standards.
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Distributed exclusively via authorized PROLOK ANZ channels for assured authenticity.
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Optimized for ANZ-specific applications with support from local service agents.
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Manufactured with durability and tamper-resistance suited to government, transport, and industrial projects.
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Warranty handling and support offered directly through ANZ-approved outlets.
FAQs – PROLOK SHN8Z-10
Q1: What makes the SHN8Z-10 shear nut tamper-resistant?
A1: It shears off its hex head once torqued, leaving a smooth, cone-shaped security profile.
Q2: Can SHN8Z-10 be reused after installation?
A2: No, shear nuts are designed for one-time use only to ensure tamper-proof fastening.
Q3: What material is used for SHN8Z-10?
A3: It is manufactured from zinc plated steel, offering strength and corrosion resistance.
Q4: Is this product suitable for outdoor use?
A4: Yes, provided it is installed in non-coastal or mildly corrosive environments. For marine or highly corrosive zones, consider stainless steel variants.
Q5: Does the pack include installation tools?
A5: Tools are not included; standard sockets or spanners are used until the head shears off.
Q6: Is SHN8Z-10 compliant with ANZ standards?
A6: Yes, it meets performance and durability benchmarks required for Australian and New Zealand infrastructure applications.
