Weatherproof Alternatives
Although this drainage hole was once an innovative design feature, modern weatherproof padlocks have also become widely available. These newer models are built to withstand year-round exposure and help keep property secure in even the harshest conditions.
Another Reason That Hole Exists
In addition to preventing rust, the tiny hole on a padlock can assist when the lock gets stuck. Over time, dust, debris, or lack of lubrication can cause the mechanism to jam, even when the correct key or code is used. Applying a lubricating oil through the hole can help free the mechanism and allow the padlock to open smoothly again.
Other Everyday Items With Hidden Features
Padlocks aren’t the only objects designed with clever secondary purposes. Many common items include features that people often overlook:
Screwdrivers That Double as Wrenches
