Multifunctional Lock Cylinder Tool: A set of flat metal pieces with different tooth profiles, designed for debugging and testing lock cylinder mechanisms.

Premium Material: Made of high-quality stainless steel, durable and rust-proof, ensuring long-term use for lock maintenance and training.

Varied Tooth Design: Each piece features a unique tooth pattern to fit different lock cylinder structures, providing versatility for various lock types.

Easy to Carry: Comes with a durable steel wire ring for easy storage and portability, perfect for lock technicians and hobbyists.

Lock Repair & Training Helper: Ideal auxiliary tools for lock mechanism learning, basic debugging, and daily lock maintenance work.

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On Apr 10, 2026 at 22:32:23 PDT, seller added the following information: