Metric Security Bolts - China Manufacturer

We are a China manufacturer and supply metric security bolts designed for critical applications where tamper resistance and reliable fastening matters. Our range includes hardened steel and stainless steel options, in metric sizes from M4 to M20, with head types like socket cap, security TORX, and pin-in-head variants. They meet ISO tolerances and are machined for precise fit, anti-unscrewing features, and long-term corrosion resistance. I work with OEMs and distributors to tailor finishes, coatings (zinc, black oxide, electro-polish) and packaging to your supply chain. Why choose our metric security bolts? They combine high shear strength with dependable anti-tamper design, high heat resistance, and consistent batch quality. In China we control every step—from material sourcing to final inspection—so you get traceability, on-time delivery, and competitive pricing for your assembly lines, machines, and equipment. Contact me today to discuss your specs and MOQ.

metric security bolts Products Service

Metric security bolts deter tampering while delivering dependable clamping for enclosures, electronics, and industrial equipment. Using ISO metric threads (M sizes) and tamper-resistant head designs—pin-in-hex or security Torx—these fasteners provide anti-uninstall protection without sacrificing strength. Materials include stainless steel for corrosion resistance and alloy steel for higher strength, with coatings such as zinc plating, black oxide, or passivation to suit harsh environments. Global buyers can source standard stock or customized runs with exact lengths, head styles, drives, pitches, and finishes. Value-added services include material traceability, first article inspection, compliant packaging, and short lead times. Thorough QA and documentation, with responsive technical support, help ensure procurement efficiency and production continuity worldwide. Scalable manufacturing and reliable logistics provide steady access to anti-tamper fasteners for security-critical applications.

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