In this tutorial, you will find how to create waving flag vector using illustrator. A Turkish flag will be drawn as an example. Dimensions are chosen with some sense of proportion.
how to make waving flag in illustrator | Turkish Flag
illustrator gear logo design | cog wheel or setting icon
This is very easy and fast way of drawing settings icon. You need only the star tool and change the live corners > chamfer type. Depends on your need you can make a hole in your star shape.