First, it is beautiful. Secondly, it is really fascinating. These sifco just cut different objects, but looking at these, you may get stuck for a long time. No wonder Reddit there is a special group where you post these videos. I say, looking at such helps in dealing with stress, insomnia and depression.
Fishing line + an x-ACTO knife.
A very sharp knife against the tomato.
And this knife even sharper.
Cuts like butter.
Turn the Apple in tissue paper.
These carpenter tools should be very sharp.
And so mill fish.
Knife-saw against a honeycomb.
How to slice your cake into octagons.
Foam frog against the thermal knife.
And so a hot knife through a marshmallow.
Cut the aloe Vera leaf.
An incredible sight: cutting a chocolate cake out of 23 layers.