Mul-t-lock MTL600 Interactive+ Hercular Double Cylinder Captive Key Deadbolt - Bright Chrome

The captive key of this high-security deadbolt system can be adjusted by the user to function as either a double or single cylinder. This application is suitable for commercial and residential doors, providing a robust and reliable locking mechanism.

The operation involves a 90-degree key rotation, which throws the 1-inch hardened steel bolt towards the frame, interlocking two hardened ball bearings with the strike plate to enhance resistance against jimmy attacks. The materials used in this system include solid brass rings and cylinder, hardened steel bolt and anti-drilling ring, as well as a steel strike plate and components made of nickel silver and stainless steel.

One of the key features of this deadbolt system is its versatility. It is suitable for two different backsets, eliminating the need for different parts. Additionally, it allows for easy conversion between standard and drive-in configurations, providing users with greater flexibility in installation.

The standard version of this deadbolt system comes with a 1-inch throw, ensuring a secure and reliable locking mechanism. At the heart of the system is the Mul-t-lock unique, high-precision telescopic pin tumbler mechanism, which offers exceptional pick and drill resistance, meeting the high-security needs of commercial and residential applications.

To further enhance security, this deadbolt system is UL437 listed for burglary resistance and UL fire rated, ensuring it meets the stringent safety standards required for high-security applications. Additionally, it is ANSI Grade 1 certified, a testament to its quality and durability.

Each Mul-t-lock item comes standard with two keys and a Mul-lock key code identification card, providing users with a convenient and secure way to manage their access credentials. This feature allows for easy duplication and replacement of keys, making it a practical and user-friendly solution for high-security environments.

In summary, this captive key deadbolt system offers a comprehensive and versatile solution for commercial and residential doors, combining robust construction, advanced security features, and user-friendly functionality to meet the demands of modern high-security applications.

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