#Pinterest: The blade of this in

http://media-cache-ak0.pinimg.com/236x/01/19/eb/0119eb533b71453f3931bb7bbac8af61.jpg

The blade of this innovative new covert escape knife is concealed inside of a fifty-cent US coin! It features an aggressive circular blade made of superior quality Japanese steel which can cut cord, rope, duct tape, plastic zip-ties, and other non-metallic materials, increasing the odds of escaping unlawful captivity.

https://www.pinterest.com/pin/184929128424684951/