Mul-t-lock Hercular Single Cylinder Deadbolt with Decorative Rosette and Thumb Turn - Satin Brass

The Mul-T-Lock high security deadbolt system is designed for commercial and residential doors, offering superior protection. Its operation involves a 90-degree key rotation that throws the 1-inch solid brass bolt towards the frame, interlocking two hardened ball bearings with the strike to enhance resistance against jimmying attempts.

Crafted with meticulous attention to detail, the deadbolt features a solid brass ring and cylinder, a hardened steel bolt and anti-drilling ring, as well as a steel strike and Nickel Silver & Stainless Steel pins. This versatile system accommodates two different backsets, eliminating the need for separate components. Users can easily convert between standard and drive-in installations, with the 1-inch throw provided as a standard configuration.

The thumbturn tail is self-adjustable to adapt to varying door thicknesses, ensuring a seamless fit. At the core of this high-security system lies the Mul-T-Lock unique, high-precision telescopic pin tumbler mechanism, which is designed to resist picking and drilling, making it an ideal choice for applications requiring enhanced protection.

Certified to UL437 for burglary resistance and UL fire-rated for the bolt, this deadbolt also meets ANSI Grade 1 standards, ensuring exceptional quality and performance. Each Mul-T-Lock item is supplied with two keys and a Mul-Lock key code identification card, providing users with convenient access and a secure record of their key system.

Whether for commercial establishments or residential homes, this high-security deadbolt system from Mul-T-Lock offers a comprehensive solution that combines robust construction, advanced security features, and user-friendly installation options. Its multifaceted design and compliance with industry-leading standards make it a trusted choice for those seeking to enhance the safety and security of their premises.

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