Simple Folded Corners Ruler - Doug Leko - Antler Quilt DesignsMake accurate folded corners every time and never draw a line again! The Simple Folded Corner Ruler from Antler Quilt Designs creates 12 different sizes from 1 2" to 6" finished folded corners. Use with any pattern using folded corners. Fully illustrated instructions and both right and left handed instructions. AQDR1 SIMPLE FOLDED CORNER RULER Doug Leko, Antler Quilt Design