Lock with open chambers on all the moving parts that allow you to see how it work;You can see clearly that how the pins work when a key is inserted;Actually see the pins moving up and down as the key slides into and out of the lock;In perfect smooth working condition with no loose parts or pins will come out;Very useful for locksmith learning

• Professional Cutaway Inside View Practice Padlock Lock Training Skill Pick for Locksmith with 3 Keys

Professional Cutaway Inside View Practice Padlock Lock Training Skill Pick for Locksmith with 3 KeysBagtree