There are a few other self-defense items that are allowed in your checked luggage, again at the discretion of TSA agents. Things like Kubotans (short rods typically made of plastic), other self ...

An array of what is considered to be 'dangerous' items are intercepted by TSA agents at airport security checkpoints every ...

It's no secret that you can't bring certain items through TSA, but there are some multi-tools that are approved. Here's ...