
The tactical pen, also called the tactical self-defense pen, as its name, looks like a pen in appearance, but there are quite a lot of mystery inside. As stated on the Internet, the tungsten steel tactical pen can be described as “black technology”. It is not just an ordinary pen for daily writing. It is a multi-dingal machine, such as self-defense, writing, lighting, window breaking and even Open the bottle and so on, it is not too much to describe…