Key locks are the traditional choice for securing steel boxes. They are easy to use and provide a high level of security when paired with a strong and sturdy key. However, keys can be lost or stolen, which poses a risk to the security of your belongings. For added peace of mind, consider keeping a spare key in a separate location or investing in a lock that allows for key duplication.
steel box lock

This is regarded as the easiest and fastest way to fix different aluminum profiles.
But there are a few different types to choose from. So, if you’re weighing the pros and cons of each, explore wrought iron vs. aluminum and steel, and get the most out of your fencing upgrade.