Cutting Ruler, Circle 4 Inch by Lori Holt

The 4" Circle Ruler by Lori Holt of Bee in my Bonnet can be used to rotary cut or to trace templates to machine piece circle shapes for your quilts! 
Click here to see all of Lori's Circle Rulers. 

Photo credit goes to Lori Holt. Check out her blog, Bee in my Bonnet, for more pictures and ideas.