Our Guide To Lock Grades

When it comes to safeguarding our homes and offices, locks play a pivotal role. But did you know that not all locks are created equal? The difference in grades can determine the security and longevity of a lock. This guide helps you understand various lock grades, so you make an informed choice for your safety.

The Importance of Lock Grading

Lock grades are not just numbers; they’re a testament to a lock’s strength and durability. They give users a clearer idea of which lock is best suited for their needs. By understanding lock grades, you can better protect your property and belongings.

A Comprehensive Table on Lock Grades

Grade Usage Durability Security Level
Grade 1 Commercial settings, high traffic Can withstand 800,000+ cycles, 2 strikes High security, pick-resistant
Grade 2 Light commercial, residential Can withstand 400,000 cycles, 5 strikes Moderate security
Grade 3 Residential homes Can withstand 200,000 cycles Basic security


  • Cycles refer to the number of times a lock can be used before it fails.
  • Strikes refer to the number of hits a lock can withstand from external force.

Need an Experts Hand?

As experts in the field, we at Speedy Locks Markham bring to you top-notch services coupled with years of experience. By working with us, you avail:

  1. Expertise garnered over several projects.
  2. Comprehensive lock solutions ranging from residential to commercial requirements.
  3. Timely service to ensure you’re never left stranded.
  4. Competitive pricing, ensuring value for money.
  5. Professional advice to aid your decision-making.

Service Areas

Our services span a wide array of areas, including:

Frequently Asked Questions

What does ‘lock grade’ mean?

It’s a standard set by organizations, determining a lock’s durability, strength, and security. The higher the grade, the better the lock.

How often should I replace or upgrade my lock?

This depends on the lock’s grade and usage. However, frequent checks and updates can be learned from our blog.

Are higher grade locks always better?

Not necessarily. While they offer more security, they might be overkill for some residential settings. Your needs should dictate your choice.

Can I install a high-grade lock on any door?

The door’s build and material matter. Consult with our lock installation service for a clear answer.


With evolving security needs, understanding lock grades becomes crucial. Whether you’re safeguarding your home or office, choosing the right lock is imperative. We hope this guide illuminates your path in making a security-rich choice. And remember, for all your lock-related needs, from advice to service, contact us. We’re here to help!

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