That’s the Applicator on the right to get into tight spaces.
Superglue is great for certain applications.
I use it for small parts. Contrary to Planking, which I use Titebond Translucent Wood Glue.
You can also use Superglue when you’re desperate to attach a couple of pieces together in a hurry.
Just don’t get it on your fingertips. If you do, use Acetone to remove it.