Then, what is the strongest loop knot for rope?
The Alpine Butterfly is generally considered to be one of the strongest and most secure loop knots. Give the rope two twists as in the first picture, which creates two loops (it doesn't matter which direction you twist).
Likewise, what is the strongest knot ever? Palomar Knot
Herein, how strong is the perfection loop knot?
The Perfection Loop is around a 40% line strength knot, which is ideal for tasks like bait application. The Perfection Loop is one of the best knots, especially when you require a small circle at the end of your fishing or fly line.
What is the hardest knot to tie?
The impossible knot isn't its technical name; it's actually a nickname for the double fisherman's knot. And it got this name not because it's impossible to tie — it's actually quite easy — but because it's nearly impossible to untie. The double fisherman is a knot used to tie two ends of a rope or cord together.
