I have made a few twister quilts, I sewed together set of 5 inch squares with a border set around I made myself a twister ruler which is. Square with the lines drawn diagonally off each other. There is a link somewhere will look up and find. It's much easier than the utube.
Try this from our very own site.
http://www.quiltingboard.com/links-r...al-t91410.html
Make acrylic template tutorial.