This is a Viking style Lucet fork, an ancient tool used to make cord. It has been used for centuries since the Vikings to turn fiber thread into cord. Making lucet cording is easy to learn and goes very fast.
Tarp Shelters - Examples showing how to make multiple types of tarp shelters. With a small amount of paracord and a tarp, you can quickly setup an improvised shelter that will keep you dry and warm with a small reflected fire.