This ruler is a mini version of the 24 inch in 24 inch Ruler. It will produce 24 – 2 ½ inch half square triangles in approximately 20 minutes. For the quilter that likes to work in miniatures, the ruler will also produce 96 tiny half square triangles as well as the other units mentioned under the 24 inch x 24 inch description except in much smaller sizes.

Ruler Instructions(.PDF)