Tool box locks are designed to secure your tools and prevent unauthorized access. There are several types of locks available, including:

1. Padlocks: These locks are the most common type of tool box lock. They are easy to use, affordable, and come in various sizes and strengths. You can choose from a keyed padlock or combination padlock.

2. Cam locks: These locks are easy to install and use. They have a cam that rotates to secure the tool box. You can choose from different cam lengths depending on the thickness of your tool box.

3. Tubular locks: These locks are similar to cam locks but have a cylindrical shape. They are more secure than cam locks and have a higher pick resistance.

4. Electronic locks: These locks use a keypad or a fingerprint scanner to secure the tool box. They are convenient to use and offer a high level of security.

When choosing a tool box lock, consider the level of security you need, the size of your tool box, and the ease of use. It's also important to choose a lock that is compatible with your tool box.