Features a 2 to 1 ratio to cut proportional Triangle Squared blocks that finish to 9 inches.

Use these triangles to piece a saw tooth border.

Or use it as a companion to the Perfect Rectangle ruler (CGRTMT3) to create Perfect Triangle in a Square blocks.

Exclusive gripper holds the fabric in place while cutting, eliminating slipping and miss-cuts!

Comes with fully illustrated step-by-step instructions or scan the QR Code printed on the ruler to view a video demonstration.