Explore the mechanics of the Pin Tumbler Lock, the most common type of lock. This video covers the following topics: - Parts of a Pin Tumbler Lock (00:42) - How to insert keys (01:22) - The concept of ...

You can't pass judgement on "Master Lock" based off this product. It's their cheapest, lowest end lock. Even a Master No.1 is better, which is sitll quite easy to pick being a 4 pin lock.

This DIY Machine Can Crack a Master Lock in Under 30 Seconds Just pop it in and let the machine do the rest By Eric Limer Published: May 14, 2015 4:37 PM EDT Save Article Media Platforms Design Team ...