Westalee 5 Point Cross Hair Square 8.5: 5 (72°) or 10 (36°) or 20 (18°) and is ideal for making Stars.
Other Cross Hair Squares Available in 3 styles and 2 sizes.
Reference lines give much more accurate spacing when quilting, particularly when using rotating templates.
Use the Cross Hair Square to locate the center.
How to use video
Designing with Crosshair Book