Add A Quarter Plus Ruler 12
The Add-A-Quarter combines the speed of rotary cutting quilt pieces with the accuracy of using templates. Once your templates are made,the Add-A-Quarter will automatically add the customary ¼" seam allowance to any straight angle and provide a straight edge for you rotary cutter. This tool is also used for trimming seam allowances when foundation piecing. 1 1/2 " x12 ruler.