About us

From the Field to the Master — The Story of A Grand Master

What began as the humble journey of a frontline locksmith has, after decades of trials and tribulations, evolved into a steadfast commitment to revolutionizing the locksmith industry.

For decades, I traveled the streets, solving all manner of lock-related problems. Time and again, I encountered stubborn safe locks and witnessed fellow locksmiths struggling helplessly without proper, efficient tools. Countless hours grappling with substandard equipment sparked a bold idea: to free every locksmith from the predicament of facing “unopenable locks”.

Thus, I made a pivotal transformation—from a lock problem solver to a solution creator. I threw myself heart and soul into locksmith tool R&D and manufacturing, infusing every product’s design and production with hard-earned insights from years of frontline practice. We stand by one simple yet unwavering core philosophy: crafting effective, high-quality, and affordable tools.

Today, we uphold this original aspiration and commitment—Master Tools empower you to become a true master locksmith.

End-to-End Locksmith Tool Solutions

Manufacturing & Supply Capability

Stable production, consistent quality, and scalable supply for wholesale and long-term partners.

Efficient Ordering & Logistics

Optimized packaging and international shipping solutions for bulk and retail orders.

Professional Technical Assistance

Support from experienced teams familiar with locksmith applications and tool performance.

Quality Control & Reliability

Every tool is produced and inspected under strict standards to ensure professional-grade reliability.

A Great Master® Locksmith Tools - Founder Introduction

I am a master locksmith hailing from China, and also the founder of A Great Master® Locksmith Tools, with decades of hands-on experience in the locksmith industry.

Equip yourself with A Great Master® tools, and we will help you grow into a true master of the trade. Our precision-engineered products have reached markets across the globe, empowering thousands of locksmith professionals with reliable, high-performance tools to tackle any lock-related challenge with ease.

Trusted by Locksmith Professionals Worldwide

Professional locksmith distributors worldwide

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Locksmith tools supplied to the global market

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Verified locksmiths & technicians served

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Professional tool models & solutions developed

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Countries with stable shipping & service support

Built for Locksmith Masters

At A Grand Master, we don’t just sell tools — we support professionals.
Our locksmith tools are designed for precision, durability, and real-world use.
Whether you need product recommendations, technical support, or wholesale solutions, our team is always ready to assist.

Trusted by professionals.
Backed by experience.
Supported without compromise.

Get Professional Support

+86 15981906686