The corkscrew can be used to open bottles of wine. This will have to be for another time with a smile. It is a Sommelier type. There is
an extra loop on these compared to traditional ones. That said we collectors and enthusiasts know the history of SAKs. Well this is a SAK style knife made in Switzerland. During the history on Swiss Army Knives the design on the corkscrew changed many times. Many do believe it can only be used for opening a cork that could be a wine bottle. And yes this is the designation and what it is made for. Well not completely 100% because there are
several other corked bottles in history that contained other than alcoholic drinks. It is not just wine bottles.
Further
the corkscrew can be used as a valuable tool for rope when you have to open a knot. Everyone who has tried to open a knot with cold fingers knows what I am talking about. This function can be used on smaller rope
for knot work. Opening them when stuck or tangled in a ball of … well you know.
Opening a knot you need a rounded device and that is why the corkscrew is best.
Using the awl for example may damage rope.