Worn keys can damage “wafer” tumblers or pins inside the lock cylinder so that the key can’t turn, preventing the ignition from unlocking. The wafers themselves can wear down (so much so ...

How to Make Fully Functional Lock from Cardboard Today I show you how to make fully functional lock model. This lock can be opened only with unique key or lock picker :) Current lock model will help ...

Pin tumbler locks are surprisingly simple devices, and to demonstrate this [Farmcraft 101] has produced one at 10x scale to demonstrate their operation on the bench. The video is a delightful ...

The big breakthrough was when I acquired several Safe Skies locks that used wafer-tumbler mechanisms instead of pin-tumbler mechanisms, because of the different mechanical design I was able to ...